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EB- Active Buzzer
Price: $4.62
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Elecrow Item #: EL-EBR00004B -

EB- Active Buzzer Description: This active buzzer module make sounds when triggered. It operates with 5VDC. You can use any of the Arduino IOs to control this module. It make sounds when IO connected is HIGH. You can remove the label on the top to make the sounds louder.You can download the Starter Kit Guidebook Experiment 07 - Control the Buzzer and related source code to learn how to control this buzzer. Useful Links Active Buzzer Schematic ...

Weight Sensor Kit- 3KG
Price: $39.20
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Elecrow Item #: EL-SEN003KGK -

This Kit includes a weight sensor that has a capacity of 3kg, it included all the related parts includes the HX711 ampplifier,100g weights, wires and the related mechanic parts to install the weight sensor, You just need to connect this amplified signal to your microcontroller such as Arduino, to make an electronic scale or a pressure testing application Partlist3KG weight sensor x1;HX711 amplifier X1;100g weights X1;weight sensor mechanic parts x1; Wiki & External linksWiki link ...

5mm Triple Output LED RGB - Common Anode (5Pcs)
Price: $2.33
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Elecrow Item #: EL-CLC51351A -

This pack contains 5 units of 5mm RGB LED - Common Anode.

Xbee to 2.54 DIP Breakout Board
Price: $2.80
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Elecrow Item #: EL-PPRO00054X -

This Breakout Board convert the 2.0 Xbee-compatible DIP footprint to 2.54 DIP footprint then you can plug the Xbee or compatible modules on this breakout and then wires the pins out.

Solar Panel- 1W 5.5V
Price: $6.53
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Elecrow Item #: EL-PS0155GE -

Need a clean energy source for your project? Check out this compact, high quality, high output endurable solar panel. This solar panel mates directly with many of our development boards and has a high efficiency. Unit has a clear epoxy coating with hard-board backing, provides an efficient and waterproof surface for the panel application on out-door projects. There is an adhesive tape on the top of the panel, Please pulled off it before using! Specification Dimensions: 95x95x2.8Typical...

Photo Electric Counter
Price: $4.62
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Elecrow Item #: EL-SMS38491S -

This photoelectric counter uses a groove IR Optocoupler to detect if there is anything between the IR emiter and IR receiver. With this method, this module can detect the number of obstruction in a given time thus to detect the speed of the rotation. When the opto sensor didn\'t covered , the D0 output logic LOW, the signal indicate LED light, when the opto sensor covered, the D0 output logic HIGH and the LED off, adjust the potentiometer can adjust the sensitivity of the sensor.FeaturesWorking...

Crowtail- Temperature& Humidity Sensor
Price: $5.79
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Elecrow Item #: EL-CT0010TH -

This module can help you detect the temperature and humidity of the environment of your house. The module contains a DHT11 temperature & humidity senorthat is a complex sensor with a calibrated digital signal out.It use digital module acquisition technology and the temperature&humidity sensor technology.Sensor consists of a resistance type moisture element and a NTC temperature measuring element. Because of single wire serial interface, it is easy to use the module.Part List1 X Crowtail-...

1-Axis Analog Gyro Module-ENC03
Price: $13.95
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Elecrow Item #: EL-SENC031G -

This angular velocity sensor utilizes a Coriolis force that act on a vibrating object when an angular velocity is applied to it. The use of this unit simplifies equipment structure and circuit configuration, thus making it possible to provide outstanding performance. This module can be used for positional control and posture control of a moving object requiring precision and quick-response measurements. There is one ENC-03r senor on this module, provides 1-axis velocity with high speed, which...

Battery Holder - 8 x AA
Price: $4.15
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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.Features8 AA batteries With a DC jack male Rectangle configuration ...

Crowtail- IR Receiver
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Price: $6.49
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Elecrow Item #: EL-CT0031IRR -

The Crowtail- IR Receiver module uses the HS0038B which is miniaturized receivers for infrared remote control systems and it is the standard IR remote control receiver series, supporting all major transmission codes.The IR detector have a demodulator inside that looks for modulated IR at 38 KHz. The Infrared Receiver can receive signals well within 10 meters. If more than 10 meters , the receiver may not get the signals. We often use the two Crowtail-the Infrared Receiver and the Crowtail-...

Wifi Shield
Price: $92.87
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Elecrow Item #: EL-ACS17101S -

This WiFi Shield connects your Arduino or Crowduino to the internet wirelessly. Just connect it to your wireless network with a few simple instructions, you can start to control your applications through the internet now. This Wifi Shield utilizes a RN171 which is a complete, standalone TCP/IP wireless network module, to provides your Arduino/Crowduino internet connectivity via 2-pin serial port. Also, on the board there is an on-board micro SD slot ready for your store your data, making you...

Component Kit with Resistance Card for Arduino E2
Price: $35.00
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Elecrow Item #: EL-ACA09802A -

This kit has more than 7 components for the beginners. You may learn about Arduino through using these basic projects by using your own hands. Try any circuit what you want to the Arduino and accomplish your creation.Features Various of components Universal and for Arduino Specification Box size: 145 x 90 x 40mm Weight: 170gPackage list 400-hole bread board x1 Bread Line 30 x1 sheaf F5 Red LED x10 F5 Green LED x10 Three-color plug-in component x1 10NF 103 ceramic capacitor x10 100NF 104...

8Pin Dual-Female Jumper Wire - 200mm (1pc)
Price: $1.63
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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.

Temperature Controlled Relay Module
Price: $9.99
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Elecrow Item #: EL-SES10010S -

This is a temprature controlled relay, you can set the relay on/off when the temprature is higher/lower than the temprature you set.The peak voltage capability is up to 250V at 10A when AC and 30V at 10A when DC. With this module, it will be much more easyto implement applications that needs auto power up/down with the temprature varies. Adjust the on-board potentiometer to adjust the sensitivity. The relay and the signal indicate LED would ON/OFF when the temperature is higher/lower than the...

Dot Laser Emitter
Price: $4.62
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Elecrow Item #: EL-TEL2565L -

Such a little Laser emitter module is popular used in teaching, horizontal measurement and so on, the laser effective transmission distance can be upto 1km when drive current is 20 mA There are also laser emitters with cross spot or line sport.SpecificationDiameter: 9mmWavelength: 650nm Max power: 50 mW Life: >1,000 hCurrent&Voltage: 20mA@3VSpot: Dot , Φ10mm~Φ15 mm @ 15M ...

Battery Holder with Switch - 3 x AA
Price: $2.10
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Elecrow Item #: EL-PSB00302B -

The 3 x AA Battery Holder with Switch 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 145mm, and the last 5mm of them are tinned. It is series connection.SpecificationBattery Type : AABattery Qty : 3With Cover : YESWith Switch : YESHolder color : BlackConnection Type : Wireweight...

Hall Sensor - A3144E (5pcs pack)
Price: $3.45
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Elecrow Item #: EL-SPM31441S -

This Hall Sensor Module used Hall Sensor - A3144E. The Hall Sensor measures the Hall Effect, which is a production of a voltage difference across an electrical conductor, transverse to an electric current in the conductor as well as a magnetic field perpendicular to the current. The output of the Hall sensor switches low and turns on when a magnetic field perpendicular to the Hall sensor exceeds the BOP threshold, and it switches high and turn on when the magnetic field disappears. And the...

8.3*5.5cm  Bread Board With Slot - Clear
Price: $7.47
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Elecrow Item #: EL-PBB18555C -

This is a half size breadboard with dimension 8.3*5.5 cm. It has two power rails on the sides to allow more than one power level. In addition, it can make the breadboard as thin as 3.5cm and stick it onto an Arduino protoshield by pull the power rails off easily. With a total of 400 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.Features400 Tie PointSelf adhesiveCan...

RGB Controller
Price: $8.17
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Elecrow Item #: EL-DDR00601A -

This RGB Controller with IR wireless remote, adopts the advanced micro control unit, which is used to control different color changes of a variety of LED lights such as point source of LED light, LED flexible strip(RGB LED Waterproof Flexi-Strip - 60 LED-1m ), LED wall washer lamp, glass curtain wall light, LED lighting module, advertisement box of LED lights and so on; It is convenient to connect, and easy to use; According to the actual need of customers, it can carry out hopping changing,...

Cross Laser Emitter
Price: $4.62
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Elecrow Item #: EL-TEL2564L -

Such a little Laser emitter module is popular used in teaching, horizontal measurement and so on, the laser effective transmission distance can be upto 1km when drive current is 20 mA There are also laser emitters with dot spot or line sport.SpecificationDiameter: 9mmMax power: 50 mW Life: >1,000 hCurrent&Voltage: 20mA@3VSpot: Cross ...

4-Chanel 5V-3V Logic Convertor
Price: $5.79
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Elecrow Item #: EL-PPB453LC -

This moduleis a 4-Chanel 5V-3V logic convertor that convert the 5V logic communication to 3V and vice versa. It is the bridge of communication between 3V logic device and 5V logic device. For example, if the Uno communicate with your sensor via I2C protocal, but your Arduino Uno is working in 5V logic while you sensor works in 3.3V logic, you can use this convertor to make the communication stable.FeaturesFour MOSFET to realize four road 3 v and 5 v Logic ConvertePower input protection meter,...

High sensitivity vibration sensor for vehicle
Price: $9.29
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Elecrow Item #: EL-SPM8667VC -

High sensitivity vibration sensor for vehicleDescription: This a high sensitivity vibration sensor mainly used for security detecting. This module features high sensitivity, fast response and excellent performance, and it is widely used to for security applications such as anti-theft system for vehicle. The module outputs a logic Low voltage when vibration detected, and the sensitivity can be adjusted by the potentiometer, which would be convenient for DIY projects.Specification Input...

FPV Bracket Kit For 9g Servo
Price: $6.95
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Elecrow Item #: EL-ROK55671K -

This is the FPV Bracket Kit For 9g Servo, with the help of this product, it would be easy for you to create 3-axis projects such as environment monitoring, tracking. It would be your good partner in servo related projects.This is only a FPV Bracket Kit without 9g servo Package listFPV Bracket Kit\u010f\u017a\u02c6Does not include 9g servo) x 1 ...

Sensor Shield V4.0 For Arduino
Price: $15.87
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Elecrow Item #: EL-MCS01002S -

Arduino Sensor Shield V4.0 let us to build electronics projects just as easy as piling bricks. It can connect to various modules like sensors, servos, relays, buttons, potentiometers. Just plug & play. Each functional module has buckled port with VCC, GND and Output, which has corresponding port on the Sensor Shield, connected with a plain 2.54mm dual-female cable you may start playing already.Buckled brick cables are like cement for bricks, make the connections easier, secure and more...

Battery Holder with Switch - 2 x AA
Price: $1.17
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Elecrow Item #: EL-PSB00202B -

The 4 x AA Battery Holder with Switch 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 145mm, and the last 5mm of them are tinned. It is series connection.Specification2 AA batteriesWith a cover and fixed screwWith a ON/OFF switch ...

EB- Line Finder
Price: $8.12
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Elecrow Item #: EL-EBR00043L -

EB- Line FinderDescription: The Line finder is an add-on for your mobile platform to give your robot the ability to detect lines or nearby objects. There are 2 sets of infrared emitters and receivers, to make this module reliable and conveniently in projects. The sensor works by detecting reflected light coming from its own infrared LED. By measuring the amount of reflected infrared light, it outputs 2 digital signal to a microcontroller so the robot can reliably follow a black line on a...

3 Axis Gyro-L3G4200D
Price: $22.87
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Elecrow Item #: EL-SMS34200D -

This is a breakout board for the L3G4200D. the L3G4200D is a low-power three-axis angular rate sensor able to provide unprecedented stablility of zero rate level and sensitivity over temperature and time. It includes a sensing element and an IC interface capable of providing the measured angular rate to the external world through a digital interface (I2C/SPI). The L3G4200D has a full scale of +/-250 / +/-500 / +/-2000 dps and is capable of measuring rates with a user-selectable bandwidth.These...

Micro USB Type B Connector
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Price: $0.44
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Elecrow Item #: EL-CCH8803MUB -

The DIY kit for Micro USB type B connector, with which you can make USB communication by soldering the wires to this connector .

Mini USB Cable - 3m
Price: $5.83
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Elecrow Item #: EL-PCW00301C -

This is a popular USB cable - type A to type Mini. No matter connecting arduino main boards to your computer, or for the connection between a usb storage device ,even mobile phone, it plays an important role everywhere. It\'s a 3m cable and long enough for normal use.

1/2" Solenoid Valve DC12v
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Price: $12.83
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Elecrow Item #: EL-ATS04220D -

This solenoid valve helps users control the flow of water(gas;oil). It would make a great addition to the robotic gardening projects. Normally, the valve is closed. When 12VDC is applied to the two terminals, the valve opens and water can push through. Notice that the liquid can only flow one direction. The product performance stability, durable, safe, reliable and high sensitivity.FeaturesThe use of the environment is not more than 2500 meters above sea levelThe working medium temperature 0...

1-Channel Relay Module-10A
Price: $4.43
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Elecrow Item #: EL-ARE00101SL -

A Relay is a digital switch to control much higher voltages and currents than your normal Arduino boards does. When inputs a logic voltage, the relay will switch to allow current to flow or cutoff, depending on your wiring. A Relay usually consists of a coil, 1 common terminal, 1 normally closed terminal and one normally open terminal. When the coil is energized, the common terminal and the normally open terminal will have continuity. Why do we want to use a relay and do we really need to?...

1x10 Female Header For Arduino (5Pcs pack)
Price: $1.17
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Elecrow Item #: EL-CCC11001C -

A pack that includes 5pcs 1x10 female headers. They have 2.54mm spacing between pins, suitable for the Arduino 10 pin connections. Of course they can also be cut to any size for your special project.SpecificationPin Pitch: 2.54mmContact Qty: 10Contact Length: 6.3cmContact Type: Straight

Female Header Kit For Arduino UNO R3
Price: $0.70
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Elecrow Item #: EL-CCC12003K -

These headers are made to work with the Arduino Uno R3,Leonardo and new Arduino boards going forward. They have longer contact length for clearing the USB-B connector and great for stacking multiple shields. This kit includes 4 headers (2 8-pin and 1 6-pin and 1 10-pin), enough to connect a shield to an Arduino UNO R3 Main Board.Include1x 1x6 Female Header for Arduino2x 1x8 Female Header for Arduino 1x 1x10 Female Header For Arduino ...

Battery Holder with Switch - 3 x AAA
Price: $2.10
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Elecrow Item #: EL-PSB00303B -

The 3 x AAA Battery Holder with Switch 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 145mm, and the last 5mm of them are tinned. It is series connection.SpecificationBattery Type : AAABattery Qty : 3With Cover : YESWith Switch : YESHolder color : BlackConnection Type :...

Reed Switch (5pcs pack)
Price: $3.45
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Elecrow Item #: EL-SPM02102S -

The reed switch is an electrical switch operated by an applied magnetic field. When the device is exposed to a magnetic field, the two ferrous materials inside the switch pull together and the switch closes. When the magnetic field is removed, the reeds separate and the switch opens. This makes for a great non-contact switch. It consists of a pair of contacts on ferrous metal reeds in a hermetically sealed glass envelope. An example of a reed switch\'s application is to detect the opening of a...

5mm Flashing RGB LED - Slow(5Pcs)
Price: $5.83
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Elecrow Item #: EL-CLB50004S -

When it is connect to 3v power supply, it will blink with random 7 colors at low frequence. 5pcs per pack.

Pan-Tilt
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Price: $25.67
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Elecrow Item #: EL-RBK01363P -

This is a pan-tilt that use with two 9g servos, use it to control the vertical and horizontal rotation of 180 degrees, which is already assembled so that can be used directly. Note this: The red line is 5V, brown line is GND, the orange line is the data line, do not reversed. Do not use excessive voltage to avoid burning servos.Features Compatiable with 9G servos Weight: 37gPackage list Pan- tilt with 2 Servos x 1Wiki & External links ...

10Pin Female Header - 2.00mm (5pcs Pack)
Price: $2.10
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Elecrow Item #: EL-CCO21002C -

This is a pack which includes 5pcs 10 pin female header. We use this header on all our XBee series modules. They have 0.2mm spacing between pins.SpecificationPin Pitch: 2.0mmContact Qty: 10Contact Type: Straight

EB- Starter Kit
Price: $128.29
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Elecrow Item #: EL-EBR00001S -

This Electronic Brick Starter kit is just for the Arduino newbies, it includes the most widely used modules, especially these for Arduino new starters. As the advantage of Electronic Brick, user can build their own projects without knowing anything about soldering&drivers. Detailed guidebook is also prepared, it helps the starters get the basic knowledge of Arduino and usage of each modules step by step. After your careful reading&learning of this guidebook, it would be sure that you will be...

10Pin Dual-Female Jumper Wire - 200mm (1 pcs)
Price: $1.87
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Elecrow Item #: EL-PCW20101 -

This is 200mm long 10pin 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.

2-Channel Relay Module-10A
Price: $4.62
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Elecrow Item #: EL-ARE00102SL -

A Relay is a digital switch to control much higher voltages and currents than your normal Arduino boards does. When inputs a logic voltage, the relay will switch to allow current to flow or cutoff, depending on your wiring. A Relay usually consists of a coil, 1 common terminal, 1 normally closed terminal and one normally open terminal. When the coil is energized, the common terminal and the normally open terminal will have continuity. Why do we want to use a relay and do we really need to?...

NRF24L01+PA+LNA Wireless Module - 1100 Meters
Price: $25.20
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Elecrow Item #: EL-WRW24015R -

NRF24L01P + PA + LNA wireless module operates in Free license 2.4G ISM band, you can do point to point application and can also be composed of star network. The Data transmission chip NRF24L01+, and match with the department\'s professional design, Add the the chip of power PA and LNA, RF switch, band pass filter composed of a professional full two-way RF power amplifier, making the effective communication distance has been greatly expanded. Small size: 45.54mm x 16.46mm, easy to embed in any...

Analog Smoke/LPG/CO Gas Sensor(MQ2)
Price: $6.25
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Elecrow Item #: EL-SES28011S -

The Analog Smoke/LPG/CO Gas Sensor(MQ2) module utilizes an MQ-2 as the sensitive component and has a protection resistor and an adjustable resistor on board. The MQ-2 gas sensor is sensitive to LPG, i-butane, propane, methane, alcohol, Hydrogen and smoke. It could be used in gas leakage detecting equipments in family and industry. The resistance of the sensitive component changes as the concentration of the target gas changes.Application Idea Domestic gas leakage detector Industrial gas...

NFC Shield
Price: $45.50
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Elecrow Item #: EL-ACS53201S -

NFC(Near Field Communication) is a set of standards for smartphones and similar devices to establish radio communication with each other by touching them together or bringing them into close proximity , it builds upon RFID systems by allowing two-way communication between endpoints. Compared with the Bluetooth, which is also short-range communication technology, NFC operates at slower speeds, but consumes far less power and doesn’t require pairing. This NFC shield based on the PN532 from...

M2/3/4 Nylon Standoff and Screw Kit
Price: $51.31
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Elecrow Item #: EL-RME0234NSS -

The M2/M3/M4 Nylon Standoff and Screw Kit includes the most common used standoffs, screws, nuts etc, totally 27 kinds, 670 pcs. The dielectric nylon materia is sturdy& light, which makes these components suitable for applications such as isolating or fastening PCBs. This Kit brings convenience to makers and get rid of the annoyance of searching for these standard parts. The following link is some related m2.5 Nylon products for raspberrybplus1. M2.5* 6mm Nylon Cylinders- Raspberry Pi Model B+...

42mm Stepper Fixed Bracket
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Price: $4.62
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Elecrow Item #: EL-RME00421SFB -

This is a Steel Mounting Bracket holder for 42 Stepper motor , It using 3mm steel plate. All slot hole for high precision punch one-time stamping. It is high precision, solid and reliable. This fixed bracket is fit to the NEMA-17 Bipolar 48mm Stepper Motor. SpecificationBracket Material: Aluminiun AlloyBracket Thickness: 3mm ...

MQ5 Gas Sensor
Price: $8.12
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Elecrow Item #: EL-SEN13650M -

The MQ5 Gas Sensor module is useful for gas leakage detecting. It can detect LPG, i-butane, methane, alcohol, Hydrogen, smoke and so on. The sensitivity can be adjusted using the on-board potentiometer, and you\'d use this sensor by reading the analog pin to which it is connected. Please use these sensors only in controlled experiments! Combustible gases and fumes are very dangerous! Here are details for some MQ gas sensor. SysmbolMQ-2MQ-3MQ-5MQ-9Detect GasCombustible Gas, SmokeAlcohol...

3D Printer Heated Bed-MK2a
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Price: $22.87
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Elecrow Item #: EL-P3D77065HB -

The PCB heat bed is a great addition to your 3D printer to help your printing platform to be a heated surface perfect for minimizing warping of larger prints. The heating element is on the bottom side. The heating is done by long traces of copper. The top side is solid copper to keep the PCB flat enough. The Aluminium Bed Mount Plate design is pre-drilled and tapped to mount boltable bushings, the PCB heated print bed, belt standoffs, belt clamps. MK2a is the latest and the best type of...