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6" Digital Calipers
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Price: $26.86
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Sparkfun Item #: TOL-10997 -

Digital calipers are an absolute essential. Here at SparkFun we use them all the time. These premium calipers come with an extra battery and auto shut-off. Measurements can be taken in either metric or standard. The calipers are 6" in length and make a great addition to any tool set. These come with two 1.5V LR44 button cell batteries. Documents: How to Use Digital Calipers Datasheet Battery Hack Tutorial Product Video Videos ...

6-Pin Chassis Connector - Panel Mount (male and female)
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Price: $6.29
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Sparkfun Item #: PRT-11475 -

This 6-pin connector and plug set is great when you need to create a robust connection for signal or power. This product consists of two separate parts, the panel-mount jack and the mating plug. The plug has a ring which screws to the panel-mount connector ensuring a solid connection that won't pull off. The connector uses 6 solder-cup connections for easy wiring. The panel-mount side mounts in a 15.5mm hole with the aid of a lock-washer and nut (both included). The jack uses solder-cup...

60mm Square 8*8 LED Matrix - Super Bright RGB(CIRCLE-DOT)
Price: $14.87
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Elecrow Item #: EL-MAT06008A -

    This is an awesome large sized RGB LED Matrix with superbright and beautiful performance.It has 64 3.6mm circle-dot. For more details, please refer to the datasheet. Can be drivered by Elecrow Rainbow Shield.      Specification Dot Size: 5.0mm Pixel Array: 8x 8 Dimension: 60mmx 60mm Reverse Voltage(Max): 5V Forward Current(Max) : 20mA Peak Forward Current(Max): 60mA Power Dissipation(any seg): 40mW Operating Temperature(Max): -10~+80 Degree Lead...

64x64 RGB LED Matrix Panel (3mm pitch)
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Price: $118.95
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DFRobot Item #: DFR0499 -

City night is always beautiful. She is just like a charming girl, showing her beauty every time. The colorful light is jewelry, dotted on her dress.This is a 64x64 RGB LED Matrix Panel, it has 4096 full-color RGB LEDs in all. Each LED can be independently addressed and controlled. It requires at least 13 digital GPIOs to control the LED matrix. So the UNO board won’t be a good choice in this application, recommended Mega 2560, Raspberry Pi and the other kinds of microcontroller with...

698MHz-2.7GHz LTE Hinged External Antenna, with Reverse Polar SMA Male Connector
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Price: $13.43
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Sparkfun Item #: CEL-16431 -

Molex LTE/5G Cellular External Antennas are designed for 2G/3G/4G/5G modules and devices. The hinged type antennas offer excellent coverage and reliability with high efficiency and peak gain. The series offers design flexibility with connectors in straight and folded modes with SMA-J and RP-SMA-J mounting options. LTE/5G Cellular Antennas are offered in both black/white and male/female and are ideal for various wireless and networking applications. Features: Minimum Frequency: 698 MHz Maximum...

698MHz-2.7GHz LTE Hinged External Antenna, with SMA Male Connector
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Price: $13.43
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Sparkfun Item #: CEL-16432 -

Molex LTE/5G Cellular External Antennas are designed for 2G/3G/4G/5G modules and devices. The hinged type antennas offer excellent coverage and reliability with high efficiency and peak gain. The series offers design flexibility with connectors in straight and folded modes with SMA-J and RP-SMA-J mounting options. LTE/5G Cellular Antennas are offered in both black/white and male/female and are ideal for various wireless and networking applications. Features: Minimum Frequency: 698 MHz Maximum...

6mm Spiral Cable Wrap (1m)
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Price: $1.36
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DFRobot Item #: FIT0430 -

This is one of the essentials for household electricity security: whether for electric insulations, protecting the wire from attrition and organizing messy wires, it will just do the job!|Specification| Length: 1m (39.37") Diameter: 6mm (0.24")|ShippingList| spiral cable wrap x1

6xAA  Battery Holder(double layer)
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Price: $2.15
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DFRobot Item #: FIT0078 -

This battery holder can hold 6 AA battery which can make 7.2 V rechargeable battery pack from NiMH / NiCd cells or 9V battery pack from alkaline cells.It comes with a 6" Red & Black Wires with side by side & stack connection. |Specification| Cell Quantity: 6 Battery type: AA Storage temperature: 25&;#39;C (77F, RoomTemperature) Max Operate temperature: 80&;#39;C (176F)|ShippingList| 6xAA battery holder (double layer) x1 ...

6xAA battery holder
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Price: $3.96
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DFRobot Item #: FIT0266 -

This battery holder can hold 6 AA battery which can make 7.2 V rechargeable battery pack from NiMH / NiCd cells or 9V battery pack from alkaline cells.It comes with a 15mm (0.59") Red & Black Wires with side by side connection. |Specification| Cell Quantity: 6 Battery type: AA Material: Plastic Storage temperature: 25&;#39;C (77F, RoomTemperature) Max Operate temperature: 80&;#39;C (176F) Size:57x90x16mm (2.24x3.54x0.63")?|ShippingList| 6xAA battery holder x1 ...

6xAA Battery Holder with DC2.1 Power Jack
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Price: $4.31
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DFRobot Item #: FIT0141 -

This battery holder can hold 6 AA battery which is able to become a 7.2 V rechargeable battery pack from NiMH / NiCd cells or 9V battery pack from alkaline cells.It comes with a DC2.1 Powerjack which can plug to Arduino directly.|Specification| Cell Quantity: 6 Battery type: AA Storage temperature: 25&;#39;C (77F, RoomTemperature) Max Operate temperature: 80&;#39;C (176F) Dimensions: 93x57x15 mm(3.66x2.24x0.59") Distance between mounting holes: 76mm(2.99") Mounting holes diameter:...

7 inch 1024 x 600 IPS Display for LattePanda
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Price: $58.61
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DFRobot Item #: FIT0477 -

Add exciting new dimensions to your project with this large full-color display. All you need to do is power your LattePanda single board computer and you have a visual user interface for your project - no extra power cables required! The border of the display is insulated with black tape so that even without and enclosure there is no possibility of a short-circuit. The picture below shows a LattePanda directly powering the 7" display.Note: LattePanda uses a custom MIPI pinout that will not be...

7 inch Capacitive Touch Panel Overlay for LattePanda IPS Display
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Price: $32.75
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DFRobot Item #: FIT0478 -

This is a capacitive touch panel overlay for your LattePanda single board computerOverlay the adhesive panel on your LattePanda 7" display (not included), connect the FPC connector and power the board. This gives you a high-quality user interface for your project!Note: We have recently released a new batch of touch panels that have a higher sensitivity. Drivers on boards manufactured after May 2016 will include the drivers pre-installed on the system.If you have purchased an older version...

7 Segment LED Keypad Shield For Arduino
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Price: $15.34
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DFRobot Item #: DFR0382 -

This 7 segment LED Keypad Shield is an Arduino LCD Shield with a 4 digit 7 segment digital tube display (common cathode). It has 5 buttons that can be used as menu select buttons or control buttons, using I2C to drive the digital tube for an easy user experience.|Specification| Arduino compatible Working voltage: 5V 4 digit 8 segment common cathode digital tube (0.56 inch) 5 input buttons (Driving pin: A0) Size: 53 * 54mm/2.05 * 2.12inches|Documents| Product Wiki More Resource |ShippingList| 7...

7-Segment Display - 20mm (Blue)
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Price: $5.30
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Sparkfun Item #: COM-11408 -

For a long time we've had small 7-segment displays and *huge *7-segment displays, but now we finally have something in between. These 20mm 4-digit 7-segment displays are big enough to see from a distance but not so big that you'd have trouble finding an enclosure for them. These common-cathode displays feature 4 x 7-segment digits and one decimal point per digit. The LEDs have a forward voltage of 1.9VDC and a max forward current of 20mA. Features: 71.6 x 25.7mm Documents: Datasheet ...

7-Segment Display - 20mm (Green)
Price: $3.39
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Sparkfun Item #: COM-11407 -

"For a long time we’ve had small 7-segment displays and huge 7-segment displays, but now we finally have something in between. These 20mm 4-digit 7-segment displays are big enough to see from a distance but not so big that you’d have trouble finding an enclosure for them. These common-cathode displays feature 4 x 7-segment digits and one decimal point per digit. The LEDs have a forward voltage of 2.3VDC and a max forward current of 30mA. Dimensions: 71.6 x 25.7mm Documents:...

7-Segment Display - 20mm (Red)
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Price: $2.69
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Sparkfun Item #: COM-11405 -

For a long time we've had small 7-segment displays and *huge *7-segment displays, but now we finally have something in between. These 20mm 4-digit 7-segment displays are big enough to see from a distance but not so big that you'd have trouble finding an enclosure for them. These common-cathode displays feature 4 x 7-segment digits and one decimal point per digit. The LEDs have a forward voltage of 1.9VDC and a max forward current of 20mA. Features: 71.6 x 25.7mm Documents: Datasheet ...

7-Segment Display - 20mm (White)
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Price: $5.84
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Sparkfun Item #: COM-11409 -

For a long time we've had small 7-segment displays and *huge *7-segment displays, but now we finally have something in between. These 20mm 4-digit 7-segment displays are big enough to see from a distance but not so big that you'd have trouble finding an enclosure for them. These common-cathode displays feature 4 x 7-segment digits and one decimal point per digit. The LEDs have a forward voltage of 1.9VDC and a max forward current of 20mA. Features: 71.6 x 25.7mm Documents: Datasheet ...

7-Segment Display - 4-Digit (Blue)
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Price: $5.30
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Sparkfun Item #: COM-09481 -

This is a basic, 4-digit 7-segment display - blue in color. It has a common anode. The display features one decimal point per digit, and individually controllable apostrophe and colon points. The LEDs have a forward voltage of 3.4VDC and a max forward current of 20mA. The hardware interface is sixteen (two rows of eight) through-hole pins. We carry this same display in red, green, and yellow. Features: Overall Display: 40.18 x 12.8 mm (1.58 x 0.50") Digit Height: 10mm (0.39") Documents:...

7-Segment Display - 4-Digit (Kelly Green)
Price: $4.06
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Sparkfun Item #: COM-09482 -

This is a basic, 4-digit 7-segment display - green in color. It has a common anode. The display features one decimal point per digit, and individually controllable apostrophe and colon points. The LEDs have a forward voltage of 2.1VDC and a max forward current of 20mA. The hardware interface is sixteen (two rows of eight) through-hole pins. We carry this same display in red, yellow, and blue. Features: Overall Display: 40.18 x 12.8 mm (1.58 x 0.50") Digit Height: 10mm (0.39") Documents:...

7-Segment Display - 4-Digit (Red)
Price: $4.06
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Sparkfun Item #: COM-09483 -

This is a basic, 4-digit 7-segment display - red in color. It has a common anode. The display features one decimal point per digit, and individually controllable apostrophe and colon points. The LEDs have a forward voltage of 2.1VDC and a max forward current of 20mA. The hardware interface is sixteen (two rows of eight) through-hole pins. We carry this same display in yellow, green, and blue. Features: Overall Display: 40.18 x 12.8 mm (1.58 x 0.50") Digit Height: 10mm (0.39") Documents:...

7-Segment Display - 4-Digit (White)
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Price: $4.72
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Sparkfun Item #: COM-10931 -

This is a basic, 4-digit 7-segment display - white in color. It has a common anode. The display features one decimal point per digit, and individually controllable apostrophe and colon points. The LEDs have a forward voltage of 1.9VDC and a max forward current of 20mA. The hardware interface is sixteen (two rows of eight) through-hole pins The datasheet for this device says "blue" but that's because the white display is simply a blue display with a colored film over it. We carry this same...

7-Segment Display - 4-Digit (Yellow)
Price: $4.06
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Sparkfun Item #: COM-09480 -

This is a basic, 4-digit 7-segment display - yellow in color. It has a common anode. The display features one decimal point per digit, and individually controllable apostrophe and colon points. The LEDs have a forward voltage of 2.1VDC and a max forward current of 20mA. The hardware interface is sixteen (two rows of eight) through-hole pins. We carry this same display in red, green, and blue. Features: Overall Display: 40.18 x 12.8 mm (1.58 x 0.50") Digit Height: 10mm (0.39") Documents:...

7-Segment Display - 6.5" (Red)
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Price: $34.05
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Sparkfun Item #: COM-08530 -

No really - it's 6 inches (153mm) tall! This very large 7-segment display can be seen from a hundred feet away. So many projects to try, so little time... As dictated by the display datasheet, each segment must be limited to 20mA. To use this display you will need a 12V supply and current limiting resistors on each segment. Your power supply should be rated for a minimum of 160mA for each digit in your overall display. For example, a 4 digit display will work nicely with a 12V/1A supply....

7-Segment Display - LED (Blue)
Price: $3.52
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Sparkfun Item #: COM-09191 -

Your basic 7-segment LED, but in blue! Common anode. Two decimal points, but only the one on the right is wired. Digit height is 0.6". Overall height is 1". Check out this tutorial on how to use this product with the 74HC595 Shift Register and Arduino. Thanks Patrick and Mycha! Documents: Datasheet Arduino Library (Thanks Derek!) ...

7-Segment Display - LED (Red)
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Price: $2.07
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Sparkfun Item #: COM-08546 -

Your basic 7-segment LED. Common anode. Two decimal points, but only the one on the right is wired. Digit height is 0.6". Overall height is 1" Documents: Datasheet Arduino Library (Thanks Derek!)

7.4V USB Charger
Price: $5.96
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HobbyKing Item #: MK-774000001-0 -

A nifty USB charger for 7.4V 2S LiPoly batteries. Charges via a USB port to the balance lead on the battery.Specs:Input Voltage: 5VDC (USB Port)Output Voltage: 4.2VDC x 2Charge Plug: JST-XHWeight: 20g

72W DC-DC Converter 12V@6A
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Price: $46.54
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DFRobot Item #: FIT0145 -

This is a waterproof DC-DC converter. With 8-40V DC input, it converts to 12V@6A which is ideal supply for embedded PC and robot power.|Specification| Input Range: 8 - 40 V/DC Output Voltage: 12 V/DC Output Current: 6A Size: 71*73*28(mm)/2.80inches * 2.87inches * 1.1inches) Waterproof ,Light compact Switching mode power supply Non-isolated Efficiency: 82~88%; Ambient temperature at -10 ? ~ 45 ?.|ShippingList| 72W DC-DC Converter x1 ...

750 mAh Alkaline Battery - AAA
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Price: $0.90
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Sparkfun Item #: PRT-09274 -

These are your standard 1.5V AAA alkaline batteries from Rayovac. Don't even think about trying to recharge these. Roughly 750mAh per AAA cell. Combine 4 to get ~6V peak, and ~4.8V as they hit their discharge curve. Sold in single units. Note: This item is non-returnable. If this item arrives damaged or is not functioning properly, please do not hesitate to contact us to see if further actions may be taken.

7Pin Dual-Female Jumper Wire - 200mm
Price: $1.19
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Elecrow Item #: EL-PCW20071 -

    This is 200mm long 7pin female to female jumper wire which uses high quality 26# line. Great for jumping from board to board. These are simple jumper wires used on standard 2.54mm(0.1") breakaway headers.

8 Channel IoT Ethernet Relay Controller (Support PoE and RS485)
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Price: $137.74
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DFRobot Item #: DFR0290 -

The RLY-8 is a network relay controller with open source communication protocol. It integrates 8 channel relays and each relay is able to stand 277VAC-10A or 125VAC-12A power. Since most of the household appliances are under 250VAC, this means you can use the RLY-8 relay almost everywhere!The RLY-8 uses a STM32 microcontroller. It supports 2 types of power supply: Wall adapter or PoE (Power over Ethernet)(PoE) power supply. You can reduce its connection cable via PoE power supply. In addition,...

8*8 LED 7-color Matrix
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Price: $68.78
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DFRobot Item #: DFR0202 -

A dot matrix display is a display device used to display information on machines, clocks, railway departure indicators and many other devices requiring a simple display device of limited resolution. Even if the 8x8 RGB led dot matrix is commonly used in lots of applications, but it require too much digital pins to drive it. And the software is too complex also. The 8x8 LED RGB matrix module aimed to solve these problems.Directly drive the 8x8 RGB matrix module via the SPI serial interface. It...

8mm Aluminum Timing Pulley For 3D Printer (2 pcs)
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Price: $17.07
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DFRobot Item #: FIT0234 -

This is an 20 tooth timing pulley with a center diameter of 8mm (0.31"). These pullies are great for many mechanical projects. They are also very commonly used in 3D printers. |Specification| Tooth: 20 inner diameter: 8mm (0.31") Teeth diameter: 12.5mm (0.49") Teeth Width: 6.8mm (0.27") Outer diameter: 15 mm (0.59") Fastening screws: M3 x2 |ShippingList| 20 Tooth MXL 8mm x2 M4 embedded screw x4 ...

8Pin Dual-Female Jumper Wire - 200mm
Price: $1.39
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Elecrow Item #: EL-PCW20081 -

    This is 200mm long 8pin female to female jumper wire which uses high quality 26# line. Great for jumping from board to board. These are simple jumper wires used on standard 2.54mm(0.1") breakaway headers.

8x8 RGB LED Matrix
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Price: $65.80
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DFRobot Item #: DFR0459 -

The 8x8 RGB LED Matrix! This module is a square panel with a XH2.54 3-pin interface.This 8x8 RGB full-color LED matrix module is based on WS2812 intelligent control LEDs. Each LED can be independently addressed with RGB pixels that can achieve 256 levels of brightness. That’s 16777216 colors in total with a scanning frequency no less than 400Hz!The 8x8 RGB LED Matrix is single wire control board. The module also supports cascading control. All you need to do is connect Din to the DOUT...

9 Degrees of Freedom - MPU-9150 Breakout
Price: $60.78
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Sparkfun Item #: SEN-11486 -

9 Degrees of Freedom - MPU-9150 Breakout Description: The MPU-9150 is the world’s first 9-axis MotionTracking device designed for the low power, low cost, and high performance requirements of consumer electronics equipment including smartphones, tablets and wearable sensors. And guess what? You get to play with it. This breakout board makes it easy to prototype with the InvenSense MPU-9150 by breaking out all the pins you need to standard 0.1" spaced headers. The board...

9 Pin Female Serial Connector - PCB Mount
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Price: $3.14
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Sparkfun Item #: PRT-00429 -

DB9 female header - right angle PCB mount. 0.318" Style. Documents: Datasheet

900/1800MHz Dual Frequency Duck Antenna RP-SMA
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Price: $14.28
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Sparkfun Item #: WRL-09143 -

900/1800 MHz Duck Antenna 2dBi with regular RP-SMA RF connector. Perfect for use with the XBee 900MHz units. 50 ohm impedance. 105mm long. Be sure to pick the antenna with the right connector. Almost all 2.4GHz and 915MHz antennas need to be RP-SMA. See our SMA Connector tutorial for a good visual aid. Documents: Datasheet

915MHz LoRa Antenna RP-SMA - 1/2 Wave 2dBi
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Price: $14.28
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Sparkfun Item #: WRL-14876 -

Increase your range with this 1/2 wave duck antenna. Designed for 860 to 960MHz it is ideal for distant LoRa nodes. Utilizes an RP-SMA connector and is 200mm long. Documents: 915MHz 1/2 Wave RP-SMA Antenna Datasheet

915MHz LoRa Antenna RP-SMA - 1/4 Wave 2dBi
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Price: $16.08
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Sparkfun Item #: WRL-14875 -

A small 1/4 wave rubber duck antenna for LoRa or other 860-960MHz communication. Antenna has a center frequency of 915MHz and utilizes an RP-SMA connector. Gain is 2dBi with an overall length of 110mm.

9g Metal Gear Micro Servo (1.8Kg )
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Price: $10.17
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DFRobot Item #: SER0039 -

Do you need a servo for a tiny little project? Or are you seeking for an affordable solution? This mini metal servo is quite impressive, it does quite the job for a large range of tasks. With metal gear, it could gives you a 1.8kg*cm torque. Pretty strong regarding its size. Suitable for Beam robots and other automation tasks. Keep in mind that if you need some heavy lifting you should be considering some of our other options. This servo is for you if you are planning on building smaller size...

9g micro servo (1.6kg)
Price: $6.03
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DFRobot Item #: SER0006 -

Do you need a servo for a tiny little project? Or are you seeking for an affordable solution? This mini servo is quite impressive, it does quite the job for a large range of tasks. Only weights 9 grams and gives you a 1.6kg cm torque. Pretty strong regarding its size. Suitable for Beam robots and other automation tasks. Keep in mind that if you need some heavy lifting you should be considering some of our other options. This servo is for you if you are planning on building smaller size robots....

9Pin Dual-Female Jumper Wire - 200mm
Price: $1.09
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Elecrow Item #: EL-PCW20091 -

    This is 200mm long 9pin female to female jumper wire which uses high quality 26# line. Great for jumping from board to board. These are simple jumper wires used on standard 2.54mm(0.1") breakaway headers.

9V Alkaline Battery
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Price: $3.50
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Sparkfun Item #: PRT-10218 -

These are your standard 9 Volt alkaline batteries from Rayovac. Don't even think about trying to recharge these. Use them with Arduinos or with a voltage regulator to get a solid 5V for your project. Check below for 9V connectors. Note: This item is non-returnable. If this item arrives damaged or is not functioning properly, please do not hesitate to contact us to see if further actions may be taken.

9V Battery DC Jack
Price: $0.67
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Elecrow Item #: EL-PSB00901B -

    This adapter consists of a 9V battery clip and a standard 5.5*2.1mm center positive barrel jack, it applied to power any device such as Arduino Uno, that needs 9V input voltage and has on-board barrel jack.      ...

9V Battery Holder
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Price: $5.30
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Sparkfun Item #: PRT-10512 -

This 9V battery holder allows your battery to snap in tight and holds it in place, which is great in situations where you don't want the battery just hanging. It also has three mounting holes so you can attach it securely to your enclosure. It is terminated with a standard 5.5x2.1mm, center-positive barrel jack.

9V Snap Connector
Price: $2.25
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Sparkfun Item #: PRT-00091 -

Classic 9V snap connector terminated with 2-pin polarized Molex connector with 0.1" spacing. The cable is 26AWG and is 5" in length.

9V Snap Connector
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Price: $0.67
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DFRobot Item #: FIT0111 -

Classic 9V connector terminated with 2-pin polarized Molex connector. 15cm in length. To supply the power to Arduino, we recommend the DC Power Jack, please refer the picture below. This picture is just for illustration purpose only.|ShippingList| 9v snap connector x1 ...

9V to Barrel Jack Adapter
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Price: $2.59
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DFRobot Item #: FIT0131 -

This simple cable has so many uses! Plug a 9V battery into one end and connect the other end to anything with a 5.5x2.1mm, center-positive barrel jack.Use this cable to battery-power any device that needs 9V and has an on-board barrel jack - it works great for Arduinos, development boards, evaluation boards, and more!|ShippingList| ?9V to Barrel Jack Adapter x1