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TCS3200 Colour Sensor Module
Price: $18.20
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Elecrow Item #: EL-SEN32001T -

TCS3200 chip is designed to detect the color of light incident on it. It has an array of photodiode (a matrix of 8x8, so a total 64 sensors). These photodiodes are covered with four type of filters. Sixteen sensor have RED filter over them thus can measure only the component of red in the incident light. Like wise other sixteen have GREEN filter and sixteen have BLUE filter. As you should know that any visible colour can be broken into three primary colours. So these three type of filtered...

MAX7219 8x8 Matrix Display Module Kit - Red Dot
Price: $8.17
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Elecrow Item #: EL-DLM72192R -

This product is a serially driven 8x8 LED Matrix kit which powered by MAX7219.The 8x8 LED Matrix is easy to use and compatible with Arduino, only needs three data lines and two power lines. It can be used in lots of place like various types of electronic display panels. You can make your applications more vivid because of the LED brightness adjustment can be implemented in software. For the full assembled module, please see MAX7219 8x8 Matrix Display Module - Red Dot. SpecificationOperating...

Soil Moisture Sensor
Price: $3.03
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Elecrow Item #: EL-SPM32100S -

This Moisture Sensor can be used to detect the moisture of soil or your pet plant\'s water level, let the plants in your garden reach out for human help. With the Octopus Electronic Bricks interface can very easy to used with the sensor shield V4.0. This sensor uses the two probes to pass current through the soil, and then it reads that resistance to get the moisture level. More water makes the soil conduct electricity more easily (less resistance), while dry soil conducts electricity poorly...

1602 16x2 Character LCD Display Module - Blue Backlight(5V)
Price: $10.50
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Elecrow Item #: EL-DLC01602A -

This is a basic 16 character by 2 line display. White text on blue background. Interface code is freely available. You will need ~11 general I/O pins to interface to this LCD screen.Using the very common Sumsang KS0066 parallel interface chipset which is equivalent of Hitachi HD44780. Includes LED backlight. Wiki & External linksLCD1602 DatasheetWiki link ...

2-Channel Solid State Relay Module
Price: $15.87
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Elecrow Item #: EL-ARE00202SL -

Compares with the traditional mechanical relay, the Solid State Relay (SSR) has many advantages: it has a longer life, with a much higher turn on/off speed and no noise. Besides, it also has better resistance to vibration and mechanical shock, and better moisture proof performance. This Solid State Relay Module has two channels, which work and be controlled separately. it is based on Omron G3MB, to control current upto 2A@240VAC, can be widely used in various areas such as computer peripheral...

NRF24L01+ Module
Price: $5.09
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Elecrow Item #: EL-WRF24010R -

This module uses the newest 2.4GHz transceiver from Nordic Semiconductor, the nRF24L01.This transceiver IC operates in the 2.4GHz band and has many new features! Take all the coolness of the nRF2401A and add some extra pipelines, buffers, and an auto-retransmit feature.Now we make a breakout for nRF24L01 , and build the smallest system for it , also the wireless circuit . You can use it in you project without any wireless design , just need to leave a 8 pins interface to this module , use the...

5mm Flashing RGB LED - Fast(5Pcs)
Price: $2.33
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Elecrow Item #: EL-CLB50004F -

When it was connected to 3v power supply, it will blink with random 7 colors at high frequence. 5pcs per pack.

4MM Inductive Metal Proximity Sensor
Price: $11.62
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Elecrow Item #: EL-SPM0409IP -

Metal Proximity Sensor, which is also called non-contact proximity switch, it is composed of generator and shaping amplifier oscillator vibration in the switch after induction head, and produces an alternating magnetic field when the metal body detected. This Inductive Proximity Sensor has high sensitivity, fast frequency response, high repeat positioning accuracy and also stability and reliable, it can detects metal components in 0~4mm distance, and is widely used in modern industry, such as...

Plastic Case Raspberry Pi B+
Price: $7.00
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Elecrow Item #: EL-RA0008AP -

A firm& stable plastic case for raspberry pi B+, every port can be accessible with this case. SpecSize: 90x70x24.8 mm

Photo Reflective Sensor - ST188
Spotlight!
Price: $2.33
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Elecrow Item #: EL-SLS01014S -

This is a reflective sensor combines a GaA1As infrared light emitting diode with a high sensitive Darlington phototransistor in a mini package. Specification ...

L298 Dual H-Bridge Motor Driver
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Price: $16.29
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Elecrow Item #: EL-RDR00298N -

This module is based on the very popular L298 Dual H-Bridge Motor Driver Integrated Circuit. The circuit will allow you to easily and independently control two motors of up to 2A each in both directions or one stepper motor. It is ideal for robotic applications and well suited for connection to a microcontroller requiring just a couple of control lines per motor. It can also be interfaced with simple manual switches, TTL logic gates, relays, etc.SpecificationMotor supply: 7 to 24 VDCControl...

Micro-Speed Motor
Price: $5.83
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Elecrow Item #: EL-RPL13002S -

The 5V, 83rpm Micro DC Geared Motor with Back Shaft is ideal for DIY enthusiasts. This motor are inexpensive, small, easy to install, and ideally suited for use in a mobile robot car. We recommend this L293 Motor shield to driver this motor. There is a wheel set in here.SpecificationGear Ratio: 1:120No-load speed(3V): 50RPMNo-load speed(5V): 83RPMTorgue (3V): 0.8KgcmTorque (5V): 1.0KgcmSize: 69mm * 37mm * 23mmWeight:30g ...

315M RF Controller Kit
Price: $11.20
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Elecrow Item #: EL-WRF315KIT -

This wireless controller kit uses the SC2273-L4 SC2272-M4 to encode& decode, very suit for simple wireless controls. It is consist of a keyfob 4-Button RF remote controller and a simple RF M4 receiver, There\'s no programming, configuring or addressing - simply power the receiver with 5VDC and press the buttons on our matching RF keyfob remote. When the A button is pressed, it activates the first pin, when the B button is pressed, it activates the second one, and so forth for all four buttons....

Speaker - 0.5W (8 ohm)
Price: $1.12
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Elecrow Item #: EL-ASO058SP -

A small audio speaker that is ideal for radio and amplifier projects and is small enough to fit in robot projects.FeaturesSmall Size: 30mm diameterPower rating: 0.5WImpedance: 8 ohm

3mm Yellow LED - 10Pcs
Price: $1.40
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Elecrow Item #: EL-CLL30001Y -

LEDs - Basic electronic parts. A must have for power indication, pin status, opto-electronic sensors, and fun blinky displays.This is a very standard yellow LED. The lens is 3mm in diameter, and is diffused. 10pcs per pack. Specification Diameter : 3mm Voltage : 2.0

Breadboard adapter for ESP8266 Serial-to-WiFi transceiver
Price: $7.58
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Elecrow Item #: EL-CDD8266STW -

This is a breadboard adapter for the popular ESP-01 model of the ESP8266 serial-to-WiFi transceiver module. ESP8266 is an inexpensive Serial-to-WiFi tranceiver chip that can connect any microcontroller with a serial port to a WiFi network. Because of its simplicity and low cost, it is getting popular among hobbyists for building Internet of Things (IoT) applications. Out of many breakout boards available for ESP8266, ESP-01 model is the most popular one among hobbyists because it provides...

Heatsink Kit for RPI
Price: $2.29
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Elecrow Item #: EL-RPB1488H -

This Kit includes 1 pcs of 14x14mm and 2 pcs of 8x 8mm heatsink, to help users cool down the main IC of Raspberry Pi.

3D Printer Extruder Nozzle Drill Cleaner 0.2/0.3/0.35/0.4/0.5
Price: $22.87
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Elecrow Item #: EL-P3D0102DC -

Many of you don\'t like the nozzle clogs and blocks when you are a 3D printer owner. Every extruder nozzle must be cleaned out from time to time. These nozzles are very difficult to clean properly. Never mind. We have an effective weapon to deal with it\u2014a drill cleaner. These Micro-drill bit Extruder Nozzle Cleaners are an essential item for you. The drills are hard and thin enough to get into the nozzle and extract the blocked filament. There are 5 types of drills of 0.2mm 0.3mm, 0.35mm,...

GPIO Extension Cable For Raspberry Pi B+ 40P
Price: $3.27
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Elecrow Item #: EL-RA000021R -

This is a 40P GPIO extension Cable special for the Raspberry Pi B+, please note that it is not compatible for the B, please purchase this for the Raspberry Pi BFeaturesLength:19cm2.54 interface

Vibration Sensor Module - SW-18015P
Price: $4.62
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Elecrow Item #: EL-SMS40130S -

This Vibration Sensor use the SW-18015P from MEC to measure the vibration.It can triggerd from any angle, and often used for flex, touch, vibration and shock measurements. There is an on-board potentiometer to adjust the threshold of vibration.It outputs logic HIGH when this module not triggered while logic Low when triggered. Application Idea Automobie alarm. Movement detection. Vibration detecting Applications Features The default state of the switch is open Digital output Supply...

Coreless DC Motor
Price: $5.79
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Elecrow Item #: EL-AMS18000CD -

Coreless dc motors, also know as slotless, ironless, basket wound, or cup motors, offer numerous features and benefits that differentiate them from iron core or slotted dc motors relatives, these corless motors are a marvel of modern engineering! They combine rare earth magnets with a coreless design to produce high torque & speed motor with only a 6 mm diameter. Originally designed for vibration functions in mobile phones, these come without the weight and are finding increasing applications...

4 Channels RF Remote Control Module DC 5V
Price: $23.33
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Elecrow Item #: EL-CRF00504C -

This 4-channel latching relay module whose output is passive output, can be controlled by its 5-button RF wireless controller, when the module is powered on. The module must be equipped with a suitable remote control, it also can drive most of household electrical appliances.Features Able to control various appliances and other equipments with large current Equipped with high-current relay Standard interface that can be controlled directly by microcontroller LED indication for Relay output...

Adjustable Infrared Sensor Switch 3 - 80cm
Price: $16.05
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Elecrow Item #: EL-SOD00380S -

This is an infrared distance switch. It has an adjustable detection ranging from 3cm to 80cm. It is small, easy to use/assemble, and inexpensive. Useful for robotics, interactive media, industrial assembly line, etc.SpecificationPower supply: 5VCurrent: 100mARange: 3-80cm adjustable Red: +5V Yellow: Signal Black: GNDWire length: 20cmWiki & External linksManual/Wiki ...

Digital Light Sensor - BH1750FVI
Price: $6.77
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Elecrow Item #: EL-SLS01011S -

This is a BH1750FVI light intensity sensor module with built-in a 16 bit AD converter generating digital signal. The data from this module is light intensity in lx (lux meter). It communicate with micro-controller board through I2C bus.Features working Voltage: 3.3V~6VI2C bus Interface with 2 alternative address (f/s Mode Support) Spectral responsibility is approximately human eye response Wide range and High resolution (1 ~ 65535 lx) Light source dependency is little. (ex. Incandescent Lamp....

6Pin Dual-Female Jumper Wire - 200mm (1 pcs)
Price: $1.17
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Elecrow Item #: EL-PCW20061 -

This is 200mm long 6pin 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.

1W Solar Panel with Wires
Price: $8.87
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Elecrow Item #: EL-PS80100SPW -

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. Contrast to these solar panels without wires, the wires and connectors help you using the solar panel more conveniently. There is an...

USB UART Convertor CH340G
Price: $6.58
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Elecrow Item #: EL-PPB340GUU -

It\'s a small USB to TTL serial tool, using the CH340G chip. You can use it to connect some serial device to your PC via USB port.Features Compatible with WINDOWS 98/ME/2000/XP/Server 2003/VISTA/Server 2008/Win7/Win8 32-bit & 64-bit To test the unit use the shunt to connect TX and RX (loopback test)3.3V and 5.0V outputs are available to power your project directly from the adapter.Wiki & External linksDrivers ...

Lipo Charger
Price: $20.53
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Elecrow Item #: EL-PSB01012B -

The LiPo Charger is extremely affordable and easy to use. No programming is required. Plug it in and it works. The internal charger IC handles all the power flow between the various components. The LiPo Charger board will Show red LED to alarm when the battery is low power, or it will show Green. It allows you ride the solar wave to run your favorite 5V device. The LiPo Charger board is the ideal green power solution for your outdoor sensor design. Attach the LiPo Charger board to your sensor...

Type-B USB Cable For Arduino - 1.5m
Price: $3.50
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Elecrow Item #: EL-PCW11501C -

This is a Type-B USB cable, which compatible with Arduino Uno. It\'s a 1.5m cable and long enough for normal use.

Hall Sensor Module
Price: $4.62
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Elecrow Item #: EL-SPM11042S -

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...

315Mhz RF Transmitting Module
Price: $3.45
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Elecrow Item #: EL-WRF31501R -

The 315MHz RF link kit is consisted of transmitter and receiver, popular used for remote control. We suggest you use the Arduino VirtualWire library to use this kit.Please refer to the wiki for more details.SpecificationFrequency: 315MhzModulation: ASKReceiver Data Output: High - 1/2 Vcc, Low - 0.7vTransmitor Input Voltage: 3-12V (high voltage = more transmitting power)Package list315MHz RF Transmitter x1315MHz RF Receiver x1Wiki & External linksManual & Wiki link ...

3MM Infrared Emitter (5pcs Pack)
Price: $0.89
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Elecrow Item #: EL-COI03474E -

3MM infrared emitter for remote controllers, please download the detailed specification Here.SpecificationWavelength: 940 nmMax infrared power : 100 mW/srAngle: Forward voltage: 0.9~1.3V Soldering Temperature: Life: > 80,000h ...

EMAX 9g ES08A Mini Servo
Price: $10.92
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Elecrow Item #: EL-RMS19001S -

This EMAX servo is an entry level servo for beginners who like to enjoy servo controlling fun. This product includes a full set of common shafts as shown in the pictures, great for small mechatronic projects.Features3 pole ferrite, all nylon gear. Top ball bearinglocation of each pin: red (+),brown (-), yellow (signal).SpecificationOperating Voltage: 4.8V ~ 6.0V Stall Torque(4.8V): 1.5Kgf.cm(22.2 oz.in)Operating Speed(4.8V): 0.12 Sec/60\xb0 at no load Temperature range: 0\xb0C - 55\xb0C...

Thumb Joystick Module
Price: $4.62
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Elecrow Item #: EL-SMO57641T -

This Thumb Joystick is similar to the \'analog\' joystick on PS2 (PlayStation 2) controllers. The X and Y axes are two ~10k potentiometers which control 2D movement by generating analog signals. The joystick also has a push button that could be used for special applications. When the module works, it outputs two analog values and a digital value. The 2 analog outputs represent the location of the two potentiometers and the digital output represents if the button has been pressed.External Link...

Wireless SD Shield
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Retail: $20.75
Price: $13.80
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Elecrow Item #: EL-MCS01109S -

The Wireless SD card shield allows an Arduino board to communicate wirelessly using a wireless module, and adds storage to your Arduino project. The XBee Shield is based on the Xbee modules from Digi, but can use any Bee module with the same footprint. It supports SD, SDHC, or MicroSD TF cards. Use the on-board toggle switch to select the SD card type. And when you want plug a sd card on it,you should select the switch to the right direction. About the wireless module, it only uses you two...

Vibration Sensor Module - SW-420
Price: $3.45
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Elecrow Item #: EL-SMS10221S -

The Vibration module based on the vibration sensor SW-420 and Comparator LM393 to detect if there is any vibration that beyond the threshold. The threshold can be adjusted by the on-board potentiometer. When this no vibration, this module output logic LOW the signal indicate LED light,And vice versa.Application Idea Vibration detecting Burglary protection systemFeatures The default state of the swith is close Digital output Supply voltage:3.3V-5V On-board indicator LED to show the results...

Tower Pro SG-5010 Servo
Price: $19.83
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Elecrow Item #: EL-RMS05010S -

Tower Pro SG5010 is a high quality but really low-cost servo for all your mechatronic needs. It comes with a 3-pin power and control cable, even a dozen of hardware as shown.Features3 pole ferrite, all nylon gear. Top ball bearinglocation of each pin: red (+),brown (-), yellow (signal).SpecificationOperating Voltage: 4.8~6.0VOperating Speed: 0.20sec/60 degree(4.8V)~0.16sec/60 degree(6.0V)Torque: 5.2kg/cm(4.8V)~6.5Kg/cm(6.0V)Dead Band Width: 4usec Temperature Range: -20~+60 Brand name: Tower...

Servo Controller
Price: $10.48
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Elecrow Item #: EL-TEL9763S -

A simple Controller& Tester for Servo. Connect your servos to this module then you can control the servo by the potentiometer on this module. With this module, you can easily control your servo manually, even without any microcontroller! 2 servos (bush or bushless) can be controlled or tested at the same time.Application Idea Servo testing Control the servo manuallyFeatures Digital output Max Output Current: 15mA Supply voltage:4.5V-6V Weight: 15g Dimension:42.5 x24.0 x 23.5 mm ...

W5200 Ethernet Shield
Price: $46.43
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Elecrow Item #: EL-ACS52001S -

The Ethernet Shield connects your Arduino device to the internet in mere minutes. Just plug this module onto your Arduino board, connect it to your network with an RJ45 cable (not included) and follow a few simple instructions to start controlling your world through the internet. The Ethernet controller of this Ethernet Shield is W5200. it is twice the buffer size of W5100 and support for up to eight simultaneous TCP/UDP connections. There is an onboard micro-SD card slot, which can be used to...

8-Channel EL Shield Kit
Price: $69.53
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Elecrow Item #: EL-DEL0008KIT -

The EL Shield Kit gives you whole solution to use the EL wires. It includes all the necessary modules: 5V Inverter,4 EL wires and EL control Shield to make it possible to control the EL via Arduino. With Arduino and Crowduino, You will be able to control 8 EL devices simultaneously and separately. The controlling method is as simple as controlling an LED. Driven by PWM, it can create a colorful and florid effect by controlling each EL wire according to your own programs. This kit comes with a...

IMU 10DOF L3G4200D + ADXL345 + HMC5883L + BMP180
Price: $39.20
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Elecrow Item #: EL-SM080110DOF -

This IMU 1DOF is based on the sensor L3G4200D, ADXL345, HMC5883L and BMP180. 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 ADXL345 is a small, thin, low power, three-axis accelerometer with high resolution (13-bit)...

Water Proof Integrated Ultrasonic Ranging Module- JSN-SR04T
Price: $34.53
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Elecrow Item #: EL-SP0433JSN -

There are many ultrasonic ranger module on the market, but sometimes, these kind of sensor needs to work in conditions more than the Lab. This water proof ultrasonic sensor meets this requirement. It has a good performance and almost the same usage of HC-S04 module. There is also a simillar JSN-B02 module that is more easy to install and waterproofing.Featuressmall size, easy to uselow voltage, low power consumptionhigh accuracystrong anti-jammingintegrated with wire enclosed waterproof probe,...

A4988 Stepper Motor Driver Module
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Price: $5.83
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Elecrow Item #: EL-P3DA4988D -

A4988 is a complete microstepping motor driver with built-in translator for easy operation. The product can be full, half, 1/4, 1/8 and 1/16 step mode to operate bipolar stepper motor output drive capacity of up to 35 V and ± 2 A. A4988 includes a fixed off-time current regulator, the regulator can slow or mixed decay mode. The converter is the key to the easy implementation of the A4988. In inputting one pulse on the STEP input drives the motor one microstep. No phase sequence tables,...

3mm Red LED - 10Pcs
Price: $0.70
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Elecrow Item #: EL-CLL30001R -

LEDs - Basic electronic parts. A must have for power indication, pin status, opto-electronic sensors, and fun blinky displays. This is a very standard red LED. The lens is 3mm in diameter, and is diffused. 10pcs per pack.SpecificationDiameter : 3mmVoltage : 1.9 - 2.5VCurrent : 5mA - 17.5mALuminous Intensity: 150-200mcd ...

RTC Data Logger Shield
Price: $20.77
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Elecrow Item #: EL-ASC7503RTC -

The RTC Data Logger shield adds storage to your Arduino project. It supports SD, SDHC, or MicroSD TF cards and with a RTC onboard. Use the on-board toggle switch to select the SD card type. And when you want plug a sd card on it, you should select the switch to the right direction.FeaturesArduino and Crowduino compatible ( Do not compatible with Mega)SD card, Micro SD card and SDHC card supportable 3.3v and 5v logical voltage compatible 2.6~3.6v DC power supplyPakcage listRTC Data Logger...

ESP8266 IOT Board
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Price: $30.10
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Elecrow Item #: EL-DPO82666E -

This is a ESP8266 IOT board- our take on an \'all-in-one\' ESP8266 WiFi development board with built in USB and battery charging. It’s an ESP8266 WiFi module with all the extras you need, The most important part is an ESP8266 WiFi microcontroller clocked at 80 MHz and at 3.3V logic. This microcontroller contains a Tensilica chip core as well as a full WiFi stack. You can program the microcontroller using the Arduino IDE for an easy-to-run Internet of Things core. We wired up a USB-Serial...

Super Light RGB LED Module
Price: $4.20
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Elecrow Item #: EL-DLI0276L -

This Module uses the supper light 5050 RGB LED, it is common cathode, you can control the R/G/B color separately. Some resistors are also serial connect to the LED to limit the current. You can use 3 digital I/O of Arduino to control the color of this module.SpecificationVoltage:3.3V~ 5VCommon Anode

Audio Amplifier PAM8403 with Volume Control
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Price: $3.45
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Elecrow Item #: EL-ASAA8403P -

The PAM8403 is a 3W, class-D audio amplifier. It offers low THD+N, allowing it to achieve high quality sound reproduction. The new filter less architecture allows the device to drive the speaker directly, requiring no low-pass output filters, thus to save the system cost and PCB area. With the same numbers of external components, the efficiency of the PAM8403 is much better than that of class-AB cousins. It can extend the battery life, ideal for portable applications.Features3W Output at 10%...