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Banana to Alligator Cable
Price: $6.87
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Sparkfun Item #: CAB-00509 -

"These are various leaded cables for attaching to multimeters, power supplies, oscilloscopes, function generators, etc. Cables come in red/black pairs. Dimensions: 36" long"

Banana to Alligator Coax Cable
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Price: $8.61
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Sparkfun Item #: CAB-00508 -

"These are various leaded cables for attaching to multimeters, power supplies, oscilloscopes, function generators, etc. High quality coax cable with stress relief sleeves. Dimensions: 36" long"

Banana to Banana Cables
Price: $8.61
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Sparkfun Item #: CAB-00507 -

"These are various leaded cables for attaching to multimeters, power supplies, oscilloscopes, function generators, etc. Cables come in red/black pairs. Dimensions: 36" Long"

Banana to IC Hook Cables
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Price: $8.61
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Sparkfun Item #: CAB-00506 -

"These are various leaded cables for attaching to multimeters, power supplies, oscilloscopes, function generators, etc. Cables come in red/black pairs. Dimensions: 36" Long"

Bare Conductive - Electric Paint (50ml)
Price: $43.39
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Sparkfun Item #: COM-10994 -

"Bare Conductive’s Electric Paint is just like any other water-based paint… except that it’s electrically conductive! This means that you can actually paint wires onto things like models, clothes, furniture, walls, almost anything you can think of. Standard acrylic or water-based paints can even be used alongside Electric Paint to act as insulation or to create multi-layer circuitry! You can apply Bare’s Electric Paint like any other water-based paint. You can use a...

Bare Conductive - Electric Paint Pen (10ml)
Price: $18.17
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Sparkfun Item #: COM-11521 -

"Bare Conductive’s Electric Paint is just like any other water-based paint… except that it’s electrically conductive! This means that you can actually paint wires onto things like models, clothes, furniture, walls, almost anything you can think of. Standard acrylic or water-based paints can even be used alongside Electric Paint to act as insulation or to create multi-layer circuitry! Oh yeah, and now? It comes in a pen! Bare’s Electric Paint Pens are a great...

Bare Conductive Printed Sensors (3 pack)
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Price: $28.60
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Sparkfun Item #: SEN-14696 -

"Save time with ready-to-use touch and distance sensors, printed with a unique pattern. Bare Conductive has created intricate patterns on this three-pack of Printed Sensors for you to use in touch and proximity sensing projects. They’re perfect for testing your ideas quickly, without needing time to design your own pattern, or waiting for Electric Paint to dry! Just like other conductive paint tools and accessories, you will be able to customize and hack the printed sensors to make them...

Bare Conductive Touch Board Pro Kit
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Price: $333.89
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Sparkfun Item #: KIT-14533 -

"No longer do you need to worry about what supplies to purchase to prepare for your next electric paint project. The Touch Board Pro Kit from Bare Conductive includes the tools you need to prototype and make everything from interactive wallpaper and talking murals to innovative musical instruments. Bare Conductive’s Electric Paint is just like any other water-based paint…except that it’s electrically conductive! This means that you can actually paint wires onto things like...

Bare Conductive Touch Board Starter Kit
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Price: $256.85
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DFRobot Item #: TOY0065 -

If you've ever thought about making a poster play your favourite song, giving objects the ability to speak, or creating hidden sensors in your house, then the Bare Conductive Touch Board Starter Kit is for you.Each kit contains a Touch Board, Electric Paint, and everything you need to start transforming the world around you. There is no need for programming expertise! The Touch Board Starter Kit comes ready to plug and play, so you can create any of its three featured projects right out of the...

BarePaint - Conductive Paint (50ml)
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Price: $49.82
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DFRobot Item #: FIT0232 -

BarePaint is just like any other water-based paint... except that it's electrically conductive! This means that you can actually paint wires onto things like models, clothes, furniture, walls, almost anything you can think of. Standard acrylic or water-based paints can even be used alongside Bare Paint to act as insulation or to create multi-layer circuitry! You can apply Bare Paint like any other water-based paint. You can use a brush, a roller, printmaking equipment, some intrepid users have...

BarePaint - Conductive Paint Pens (10ml)
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Price: $22.24
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DFRobot Item #: FIT0264 -

Bare Paint is just like any other water-based paint... except that it's electrically conductive! This means that you can actually paint wires onto things like models, clothes, furniture, walls, almost anything you can think of. Standard acrylic or water-based paints can even be used alongside Bare Paint to act as insulation or to create multi-layer circuitry!You can apply Bare Paint like any other water-based paint.This conductive paint pen is easy to carry and draw a picture. Whenever,with it...

Barometer Sensor
Price: $24.89
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Elecrow Item #: EL-STH01002S -

    This Barometer Sensor has a Bosch BMP085 which is a high-accuracy chip to detect barometric pressure and temperature. It can widely measure pressure ranging from 300hPa to 1100hPa, AKA +9000m to -500m above sea level, with a super high accuracy of 0.03hPa(0.25m) in ultra-high resolution mode. This Barometer sensor compatible with 3.3V and 5V, so it can be used in Arduinos without moditdfication. Features Wide pressure range Arduino/Crowduino compatible interface (3.3V...

Barometric Pressure Sensor - BMP085 Breakout
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Price: $17.93
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Sparkfun Item #: SEN-11282 -

Barometric Pressure Sensor - BMP085 Breakout Description: This is a breakout board for the Bosch BMP085 high-precision, low-power digital barometer. The BMP085 offers a measuring range of 300 to 1100 hPa with an accuracy down to 0.2 hPa in ultra-high resolution mode. It's based on piezo-resistive technology for high accuracy, ruggedness and long term stability. These come factory-calibrated, with the calibration coefficients already stored in ROM. Writing your own code for it requires...

Barometric Pressure Sensor - BMP180
Price: $10.33
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Sparkfun Item #: COM-11823 -

"The BMP180 is a high-precision, ultra-low power digital barometer. It offers a measuring range of 300 to 1100 hPa with an absolute accuracy of down to 0.02 hPa. The BMP185 is based on piezo-resistive technology for EMC robustness, high accuracy and linearity as well as long term stability. What makes this sensor great is that it is nearly identical to its former rev, the BMP085! This sensor supports a voltage supply between 1.8 and 3.6VDC. It is designed to be connected directly to a...

Barometric Pressure Sensor - MPL115A1
Price: $11.38
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Sparkfun Item #: SEN-09602 -

"The MPL115A1 is a digital barometer that uses MEMs technology to give accurate pressure measurements between 50kPa and 115kPa. We stock the SPI interface version of the sensor. Average current consumption is 10µA at one measurement per second. The sensor outputs both temperature and pressure readings on the SPI bus. See page 3 of the datasheet for information on how to take readings from the pressure sensor. Breakout board coming soon! Features: Wide supply voltage range -40°C to...

Baron-4WD Arduino Mobile Robot Platform with Encoder
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Price: $86.02
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DFRobot Item #: ROB0025 -

The DFRobot 4WD Arduino-Compatible Platform w/Encoders is widely used on the world's self-developed control panel platform. This drive method has a strong obstacle and climbing ability with high strength aluminum alloy body. It features thick acrylic material to eliminate the heavy, fragile thin acrylic material defects. The powerful motor performance, flexible and rapid movement is especially suitable for outdoor grass, gravel, sand, or slope pavement.It is very useful for robot competitions...

Barrel Jack Adapter - USB to 5.5mm
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Price: $5.13
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Sparkfun Item #: TOL-08639 -

"This is a simple cable that adapts from a USB port to a 5.5x2.1mm barrel connector, center positive. This cable allows the user to use a USB port on a computer, laptop, or on our cigarette power supply to provide our development boards with 5V. The USB specification limits current consumption to a max of 500mA from a USB port but this is more than enough to run a simple development board. Cable length is 3 feet."

Barrel Jack Extension Cable - M-F (3 ft)
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Price: $3.04
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Sparkfun Item #: COM-11706 -

"Do you fear that your power may not be “far reaching” enough? How would another 3' work for you? Okay, so it doesn’t sound very dramatic, but sometimes an extra 3' of power cable is exactly what your project needs. Don’t hack apart a nice clean barrel jack connection just because it won’t reach, this male-to-female barrel jack extension cable will make the reach. This cable is terminated with 5.5x2.1mm barrel connectors, one male and one female, and fits most of...

Barrel Jack Extension Cable - M-F (6 ft)
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Price: $3.39
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Sparkfun Item #: COM-11707 -

"Do you fear that your power may not be “far reaching” enough? How would another 6' work for you? Okay, so it doesn’t sound very dramatic, but sometimes an extra 6' of power cable is exactly what your project needs. Don’t hack apart a nice clean barrel jack connection just because it won’t reach, this male-to-female barrel jack extension cable will make the reach. This cable is terminated with 5.5x2.1mm barrel connectors, one male and one female, and fits most of...

Barrel Jack Power Switch - M-F (3")
Price: $4.35
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Sparkfun Item #: COM-11705 -

"We use barrel jacks a lot around here and sometimes we need to pop a switch into the mix. That usually means hacking up a perfectly good barrel jack extension cable, but the whole point of using the barrel jacks was so that we wouldn’t have to hack things apart… Well, we found a solution: The Barrel Jack Power Switch. Okay, it’s nothing fancy but it is really useful. Plug your power supply into one end and the other into your project and, just like that, you’ve got a...

Barrel Jack to 2-pin JST
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Price: $5.13
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Sparkfun Item #: TOL-08734 -

"Two pin JST connector to a 2.1x 5.5mm barrel jack, 6.25 inch long jumper cable. We use this cable to adapt from a wall power supply to a relatively small, SMD JST connector. We found that many of the SMD connectors used for battery charging were too large or were not capable of through-putting the current we wanted for faster charging. This setup, with a SMD JST connector and wall power supply, can handle up to 2A!"

Bartendro Dispenser - Peristaltic Pump and Controller
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Price: $250.31
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Sparkfun Item #: WIG-12915 -

"Do you need to precisely dispense amounts of liquid for your preferred beverage? If so this could be the pump for you. This is the Bartendro Dispenser from Party Robotics, an ingeniously designed peristaltic pump and controller that can be used to dispense liquids with milliliter accuracy and can be used in a stand alone system or with a router and other pumps for a more complex liquid dispensing system. This peristaltic pump works through positive displacement, two rollers are attached to a...

Basic 16x2 Character LCD - Black on Green 3.3V
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Price: $29.48
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Sparkfun Item #: LCD-09053 -

"This is a 16 character by 2 line display that runs at 3.3V. Utilizes the common ST7066/HD44780 parallel interface (datasheet). Interface code is widely available for many different controllers and systems. You will need ~11 general I/O pins to interface to this LCD screen. Includes yellow LED backlight. Features: High quality STN 16x2 character LCD 3.3V power supply Yellow LED Backlight 5x8 dot characters ST7066 controller 1/16 duty cycle Dimensions: 0.34 x 1.4 x 3.2" (8.6 x 36 x 80mm)...

Basic 16x2 Character LCD - Black on Green 5V
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Price: $29.48
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Sparkfun Item #: LCD-00255 -

"This is a basic 16 character by 2 line display. Black text on Green background. Utilizes the extremely common HD44780 parallel interface chipset (datasheet). Interface code is freely available. You will need ~11 general I/O pins to interface to this LCD screen. Includes LED backlight. Dimensions: 3.15" x 1.425" Documents: GDM1602K.pdf Extended Datasheet mbed Example AVR Example Character Generator " ...

Basic 16x2 Character LCD - Golden on Green 5V
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Price: $14.95
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DFRobot Item #: FIT0126 -

Introduction Standard 16x2 character LCD display. It has a basic 16 character by 2 line display with a green background with gold characters. Please note: Yes, that's not it in the pic - but you get the idea. :) Specification Supply voltage:5V Documents Datasheet ...

Basic 16x2 Character LCD - Red on Black 3.3V
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Price: $26.00
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Sparkfun Item #: LCD-09051 -

"This is a 16 character by 2 line display that runs at 3.3V. Utilizes the common ST7066/HD44780 parallel interface (datasheet). Interface code is widely available for many different controllers and systems. You will need ~11 general I/O pins to interface to this LCD screen. Includes red LED backlight. Features: High quality STN 16x2 character LCD 3.3V power supply Red LED Backlight 5x8 dot characters ST7066 controller 1/16 duty cycle Dimensions: 0.34 x 1.4 x 3.2" (8.6 x 36 x 80mm) Documents:...

Basic 16x2 Character LCD - Red on Black 5V
Price: $26.00
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Sparkfun Item #: LCD-00791 -

"This is a basic 16 character by 2 line display with a Black background and a Red backlight. Utilizes the extremely common HD44780 parallel interface chipset (datasheet). Interface code is freely available. You will need ~11 general I/O pins to interface to this LCD screen. Includes red LED backlight. These modules are the thin type. Dimensions:3.15" x 1.425" x 0.300" Documents: GDM1602K.pdf Extended Datasheet mbed Example AVR Example Character Generator " ...

Basic 16x2 Character LCD - White on Black 3.3V
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Price: $31.22
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Sparkfun Item #: LCD-09052 -

"This is a 16 character by 2 line display that runs at 3.3V. Utilizes the common ST7066/HD44780 parallel interface (datasheet). Interface code is widely available for many different controllers and systems. You will need ~11 general I/O pins to interface to this LCD screen. Includes white LED backlight. Features: High quality STN 16x2 character LCD 3.3V power supply White LED Backlight 5x8 dot characters ST7066 controller 1/16 duty cycle Dimensions: 0.34 x 1.4 x 3.2" (8.6 x 36 x 80mm)...

Basic 16x2 Character LCD - White on Black 5V
Price: $32.95
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Sparkfun Item #: LCD-00709 -

"This is a basic 16 character by 2 line display with a snazzy black background with white characters. Utilizes the extremely common HD44780 parallel interface chipset (datasheet). Interface code is freely available. You will need ~11 general I/O pins to interface to this LCD screen. Includes white LED backlight. Dimensions: 3.15" x 1.425" Documents: GDM1602K.pdf Extended Datasheet mbed Example AVR Example Character Generator " ...

Basic 16x2 Character LCD - White on Blue 5V
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Price: $16.38
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DFRobot Item #: FIT0127 -

Standard 16x2 character LCD display. It has a basic 16 character by 2 line display with a blue background with white characters.You could get a compatible LCD pannel or IIC LCD backpack here. |Specification| Supply voltage:5V |Documents| Datasheet|ShippingList| 16x2 Character LCD x1 ...

Basic 16x2 Character LCD - Yellow on Blue 5V
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Price: $26.00
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Sparkfun Item #: LCD-00790 -

"This is a basic 16 character by 2 line display with a Blue background and a Yellow backlight. Utilizes the extremely common HD44780 parallel interface chipset (datasheet). Interface code is freely available. You will need ~11 general I/O pins to interface to this LCD screen. Includes yellow LED backlight. These modules are the thin type. Dimensions:3.15" x 1.425" x 0.300" Documents: GDM1602K.pdf Extended Datasheet mbed Example AVR Example Character Generator " ...

Basic 20x4 Character LCD - Black on Green 5V
Price: $31.22
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Sparkfun Item #: LCD-00256 -

"This is a basic 20 character by 4 line display. Utilizes the extremely common HD44780 parallel interface chipset (datasheet). Interface code is freely available. You will need ~11 general I/O pins to interface to this LCD screen. Includes LED backlight. Documents: Datasheet mbed Example AVR Example Character Generator Dimensions: 3.86 x 2.36 x 0.55"" ...

Basic Bread Board With Slot - 16.5*5.5 cm
Price: $9.02
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Elecrow Item #: EL-PBB01655W -

Description This is a full size breadboard with dimension 16.5*5.5 cm. It has two power rails on the sides to allow more than one power level.With a total of 830 tie in points, all pins are spaced by a standard 0.1"(2.54mm). It has a self-adhesive on the back and also interlocking parts, so you can hook as many together as you'd like. Features 830 Tie Point Self adhesive Can be interlocked 2 power lanes Dimensions: 16.5 * 5.5 cm ...

Basic Starter Kit for Raspberry Pi
Price: $45.10
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Elecrow Item #: EL-RPK08001R -

This is the Kit for Raspberry Pi, developed especially for those beginners who are interested in Raspberry Pi. It has more than 21 kinds of components in it. You won?t need to worry about that you don't have proper materials. This do save you a lot of time, so you just need to focus on your project, be more creative, and make some amazing product. Features A complete set for Raspberry Pi Components are most common and useful electronic Specification Box size: 200 x 135 x 45mm Weight: 408g...

Battery Capacity Indicator
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Price: $19.67
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DFRobot Item #: FIT0466 -

Sometimes battery information is not readily available or is hard to understand at a glance. Our Battery Capacity Indicator is a user friendly indicator interface that you can use in your projects. via GIPHY|Specification| Working voltage: 3.3V-5.5V 8 levels of brightness Size: 42*24*8mm/1.65*0.94*0.31 inches|Documents| Product Wiki |ShippingList| Battery Capacity Indicator x1 ...

Battery Holder - 18650 (PTH)
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Price: $1.30
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Sparkfun Item #: PRT-13113 -

"This is a PCB mount clip to hold a 18650 Lithium Ion Cell battery. Each battery holder is sold in single units, you’ll need two for each battery. These work great for larger, high capacity applications where a drop-in rechargable cell is needed. These little guys are low cost and easy to use! Note: This part can be found in the Electromechanical Eagle library under ‘Battery18650’. Documents: Datasheet Product Video " ...

Battery Holder - 1x18650 (board mount)
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Price: $6.16
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Sparkfun Item #: PRT-14963 -

"Keystone Electronics 18650 Battery Holders are ideal for 3.7V, high energy, lower weight mobile electronics, industrial, and telecomm applications that have circuit protection to prevent battery damage. The 18650 battery holders are engineered to withstand the rigors of abuse and recharging cycles associated with the 18650 Lithium-ion cell usages. The holders feature snap-in PC contacts to assure stability during wave soldering and are clearly marked with polarity identification to assure...

Battery Holder - 1xAA (PTH)
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Price: $0.87
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Sparkfun Item #: PRT-07949 -

"PCB mount clip to hold a AA battery. Sold in single units, you’ll need two. These work great for small, low power applications that need a battery to run. Low cost and easy to use! Documents: Datasheet "

Battery Holder - 1xAAA (PTH)
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Price: $0.87
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Sparkfun Item #: PRT-12718 -

"PCB mount clip to hold a AAA battery. Sold in single units, you’ll need two for each battery. These work great for small, low power applications that need a battery to run. Low cost and easy to use! Documents: Datasheet "

Battery Holder - 2x18650 (board mount)
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Price: $10.33
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Sparkfun Item #: PRT-14964 -

"Keystone Electronics 18650 Battery Holders are ideal for 3.7V, high energy, lower weight mobile electronics, industrial, and telecomm applications that have circuit protection to prevent battery damage. The 18650 battery holders are engineered to withstand the rigors of abuse and recharging cycles associated with the 18650 Lithium-ion cell usages. The holders feature snap-in PC contacts to assure stability during wave soldering and are clearly marked with polarity identification to assure...

Battery Holder - 2x18650 (wire leads)
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Price: $2.61
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Sparkfun Item #: PRT-12900 -

"This is an incredibly simple two cell 18650 Battery Holder. When someone thinks of 18650 Cells they tend to think of flashlights first, which is fair since that is what they have been primarily used for. However, with this battery holder you will gain the ability to incorporate 18650 cells into applications like robotics or prototyping by simply dropping one into this device and attaching the leads, that’s it. Every 18650 Battery Holder is equipped with two 6" cables for power and...

Battery Holder - 2xAAA with Cover and Switch
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Price: $2.61
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Sparkfun Item #: PRT-14219 -

"This 2xAAA battery holder puts a nice finishing touch on your battery-powered project. This holder features a sliding, removable cover as well as an ON/OFF switch that can be used to control power to your project. The leads are about 150mm long, and the last 5mm of them are tinned. Features: 63 x 25 x 15mm "

Battery Holder - 4xAA Square
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Price: $3.39
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Sparkfun Item #: PRT-00552 -

"Simple 4 Cell AA Battery holder with 5" tinned leads, square configuration."

Battery Holder - 4xAA to Barrel Jack Connector
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Price: $4.33
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Sparkfun Item #: PRT-09835 -

"This is a simple 4 cell AA battery holder. The 5 inch cable is terminated with a standard 5.5x2.1mm, center positive barrel jack connector. The connector mates with the barrel jack on the Arduino (among a number of other products) allowing you to easily make your project battery powered. Note: the average voltage regulator has about 1V of dropout (but can vary greatly). This pack, with normal alkaline batteries, will output ~5.5V causing a normal 5V board to run at around 4 to 4.5V. This...

Battery Holder - 8 x AA
Price: $3.34
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Elecrow Item #: EL-PSB00802B -

The 8 x AA Battery Holder with Switch puts a nice finishing touch on your battery powered project. The battery install in the both side of the battery holder and it was two AA battery series connect in together. The 85mm cable is terminated with a standard 5.5x2.1mm, center positive barrel jack connector. Features 8 AA batteries With a DC jack male Rectangle configuration ...

Battery Holder 2xAA with Cover and Switch
Price: $2.61
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Sparkfun Item #: PRT-09547 -

"This 2xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, sliding cover, which is secured with a small phillips head screw. Another bonus is the ON/OFF switch which can be used to control power to your project. The leads are about 150mm, and the last 5mm of them are tinned. Dimensions: 67.9 x 32.8 x 18.25mm"

Battery Holder 2xAA with Cover and Switch - JST Connector
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Price: $2.61
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Sparkfun Item #: PRT-09925 -

"This 2xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, sliding cover, which is secured with a small Phillips head screw. Another bonus is the ON/OFF switch which can be used to control power to your project. The leads are about 150mm and are terminated with a JST-XH (2.50mm pitch) connector. Dimensions: 67.9 x 32.8 x 18.25mm"

Battery Holder 2xAAA with Cover and Switch
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Price: $2.61
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Sparkfun Item #: PRT-09543 -

"This 2xAAA battery holder puts a nice finishing touch on your battery powered project. This holder features a sliding, removable cover as well as an ON/OFF switch which can be used to control power to your project. The leads are about 150mm long, and the last 5mm of them are tinned. Dimensions: 63 x 25 x 15mm"