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UV Sensor Module-UVM30A
Price: $32.20
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Elecrow Item #: EL-SEUV30M -

The UV Sensor is used for detecting the intensity of incident ultraviolet(UV) radiation. This form of electromagnetic radiation has shorter wavelengths than visible radiation. This module is based on the sensor UVM-30A, which has a wide spectral range of 200nm-370nm. The module outputs electrical signal which varies with the UV intensity, which gives your suggestion if it is a good idea to beach today.SpecificationWorking voltage: DC 3~5VCurent: 0.06mA(Standard)/0.1mA(Max)Response wavelength:...

3mm Green LED - 10Pcs
Price: $0.93
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Elecrow Item #: EL-CLL30001G -

LEDs - Basic electronic parts. A must have for power indication, pin status, opto-electronic sensors, and fun blinky displays. This is a very standard green LED. The lens is 3mm in diameter, and is diffused. 10pcs per pack.SpecificationDiameter : 3mmVoltage : 2.5-3.2VCurrent : 5mA - 18mAWavelength : 610nm - 625nm ...

Crowduino Uno-SD
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Price: $44.10
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Elecrow Item #: EL-MCA02328UNO -

The Crowduino Uno-SD mainboard is a microcontroller board that completely compatible with the Arduino UNO. It is based on the Atmega328P, which is widely also used in the Arduino Uno and other Arduino compatible boards. Compared to the previous Crowduino with Atmega328, , the Uno SD mainboard uses the Atmega16U2, instead of the FTDI232 for the USB2UART conversation, which makes the program downloading much faster. Besides, there is a SD card slot on the Uno-SD board, making this board more...

5mm Super Bright LED - Purple(5Pcs)
Price: $3.50
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Elecrow Item #: EL-CLS50002P -

These are very bright LEDs. the lens of this super bright purple LED is 5mm in diameter.10pcs per pack. SpecificationDiameter : 5mmVoltage : 3.4-3.6VLuminance :200-300MCD Wavelength: 396nm-400nm ...

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

Adaptor Wire For EL Shield(4pcs pack)
Price: $1.17
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Elecrow Item #: EL-ACS10100EL -

Adaptor wire special designed for the Elecrow 8-channel EL Shield, to connect the standard EL modules such as EL wire and tape to the EL Shield.SpecificationsConnector: JST2.0Length: 10cm

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 ...

5A 75W DC-DC Module
Price: $12.13
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Elecrow Item #: EL-PC0575DC -

This module integrated a volage meter with the DC-DC converter – XL4015, with this module, you can monitor your project much more easier. The voltage meter can measure the input voltage or output voltage, which is adjustable by the protentiometer, with a precision of ±0.1V.Note that the voltage meter would not work if the input voltage below 4V. Press the button (right) to switch voltage to measure, between the input voltage and output voltage. There are 2 LEDs to indicate which...

Proto Shield For Arduino
Price: $11.20
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Elecrow Item #: EL-MCS01004S -

This is a design for an open-source prototyping shield for Arduino and other Arduino compatible boards. It has tons of cool features, to make prototyping on your Arduino easy. This shield include a breadboard. If you want other colorful breadboard, please let us know, or the included breadboard will be white.FeaturesCompatible with NG, Diecimila, Duemilanove, UNO and any Arduino-clone in the \'classic\' shape and pinoutReset button up topLots of GND and +5V railsDIP prototyping area makes it...

40 pin dual male splittable jumper wire - 300mm
Price: $7.47
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Elecrow Item #: EL-PCW40302P -

This is a splittable 40 pin 30mm length dual male jumper wire for 2.54mm, it is very flexible, can be used at bread board or other places that need connection. it is able to transform to 1-40 pin jumper wire.

5V 15M Invertor for EL Wire
Price: $13.53
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Elecrow Item #: EL-PC0515IN -

Invertor for EL wires or tapes, special designed for the Elecrow 8-channel EL Shield, can drive EL wire up to 15M .SpecificationInput voltage : 5V DCOutput voltage : 110V~210V AC Maximum driving ability: 15m EL wireDimensions: 40mm x 32mm x 28mmWire Length: 30cm (input) and 15cm (output) Interface: JST2.0 ...

BEST 38-In-1 Interchangeable Precise Screwdriver Set
Price: $16.31
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Elecrow Item #: EL-THT03801T -

BEST 38 in 1 Multifunctional suit screwdriver.You can use the interchangeable heads for different precision tasks such as Mobile Phone or watch repairs.This Multi tool Set has 36 different interchangeable heads,an Extension rod and a comfortable rubberized handle for various purposes.This Tool Set is light in weight and it is easy to carry wherever you want to go.High Strength Chrome Alloy is used to manufacture this tool set. Package listHead Types 38 in 1 pocket precision screwdriver set....

Metal Detector Kit
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Price: $15.87
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Elecrow Item #: EL-APK1037MD -

One of many greatest challenges throughout history is to see what can¬not be seen, to detect what is hidden, and to reap riches from these treasures. Actually, there are many ways to make a meter detectors, and this kit is one of these popular used ways to make a simple, but useful and heuristic, metal detector. This kit includes the basic components and PCB to help you make a metal detector, with the right soldering of these components, the detector can detect metal with a max distance of...

Barometer Sensor
Price: $18.43
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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.FeaturesWide pressure rangeArduino/Crowduino compatible interface (3.3V or 5V)I2C interfaceFully...

7" 800x600 HDMI Display for Raspberry Pi B/B+
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Price: $81.67
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Elecrow Item #: EL-RPA08067R -

Yes, this is an adorable small HDMI television with incredibly high resolution! We tried to get the smallest possible HDMI display with high-res, high-contrast visibility. The display is very easy to use - simply connect the 12VDC adapter to the 2.1mm centre-positive DC jack, then connect a digital video source to one of the ports. It work connect to any device with direct HDMI such as raspberry pi, banana pi and pcduino. The biggest difference is that it can work when you plug it on device...

U Shape Jumper Wires(140pcs pack)
Price: $11.67
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Elecrow Item #: EL-PCW14000A -

This box including over 10 different length(from 3mm-125mm) and various colors of jumper wire, perfectly fit breadboard and protoboard. 140pcs per box, you can use it over and over again!

Bluetooth Bee
Price: $27.53
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Elecrow Item #: EL-CBL37551BE -

Bluetooth BeeDescription: This Bluetooth Bee is designed for transparent wireless serial connection setup. It is a fully qualified Bluetooth V2.0+EDR (Enhanced Data Rate) 3Mbps modulation with complete 2.4GHz radio transceiver. It uses CSR Bluecore4-external single chip Bluetooth system with CMOS technology and with AFH (Adaptive Frequency Hopping). It can be configured to Master, Slave or Loopback three different modes(HC-06 just be Master/Slave, coulud be customized), and it will connect to...

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 ...

T-Cobbler Breakout for Raspberry Pi
Price: $6.95
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Elecrow Item #: EL-RPB2621T -

If you want to make some fun embedded computer projects with your Pi, from the first project, the most important problem you need to solve is how to breakout the Pi pins. This Extension Board help you on this, it break out all those tasty power, GPIO, I2C and SPI pins from the 26 pin header onto a this breadboard. This Extension Board is compatible with both versions 1 and 2 of the Raspberry Pi Computer - for version 2 computers, note that the GPIO #21 has been replaced with GPIO #27 and that...

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...

Dust Sensor- GP2Y1010AU0F
Price: $20.53
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Elecrow Item #: EL-SGP2Y1010AU -

Sharp\'s GP2Y1010AU0F is an optical air quality sensor, designed to sense dust particles. An infrared emitting diode and a phototransistor are diagonally arranged into this device, to allow it to detect the reflected light of dust in air. It is especially effective in detecting very fine particles like cigarette smoke, and is commonly used in air purifier systems. The sensor has a very low current consumption (20mA max, 11mA typical), and can be powered with up to 7VDC. The output of the...

Laser Pointer - 5V
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Price: $0.93
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Elecrow Item #: EL-WIW56001W -

This laser pointer or laser pen is a small handheld device with a laser diode emitting a very narrow coherent low-powered laser beam of visible light, it is frequently used in lecture halls and demonstrations to point at topics of interest on a presentation board. In a school setting, they have become ubiquitous, and they are very useful teaching aids. Please note that DO NOT Point this module to eyes directly, It may cause some blindness, glare and afterimages.Application Idea Pointing...

3mm Pipe for Pump
Price: $2.29
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Elecrow Item #: EL-AMS04010A -

This pipe is for the water pump or air pump, use this pipe to make your water system for you fish tank or automatic watering for your plants\u0103\u20ac\u201aSpecificationLength: 1m;Outside Diameter: 6mm; Inside Diameter: 3mm;Thickness: 1mm ...

40Pin Bend Male Header - 2.54mm (5 Pcs Pack)
Price: $3.50
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Elecrow Item #: EL-CCO24001C -

This is a pack which includes 5pcs 40pin bend break away male headers. They have 2.54mm spacing between pins and can be cut to any size.SpecificationPin Pitch: 2.54mmContact Qty: 40Contact Length: 6.3cmContact Type: Bend

6 in 1 Screwdriver Tool Set for Mobile Device
Price: $8.17
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Elecrow Item #: EL-THT06019T -

This 6 in 1 Screwdriver Tool Set is ideal for the preservation and maintenance of precise work and some optics facilities, such as precise watches, mobile phones, televisions, PDA,PC and other applications. This set coming with 6pcs multi size bits can be also fit most phones in the market.Features0.8mm bit Pentalobe screwdriver for the screws of iPhone 4/4S,iPhone 5 bottom cover/case T5 bit Screwdriver for the screws of Motorola and Nokia T6 bit Screwdriver for the screws of Motorola and...

G1/4" Water Flow Sensor
Price: $9.29
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Elecrow Item #: EL-SOT80014WF -

Water flow sensor consists of magnetic core, rotating impeller, external casing and sensor and a hall-effect sensor. When water flows through the rotor, rotor rolls, it activates the magnetic core to trigger switch action speed changes with different rate of flow. The hall-effect sensor outputs the corresponding pulse signals, users can get the flow speed via detecting the pulse. It is suitable to detect flow in water dispenser or coffee machine. There are also lots of other water flow sensors...

HR202 Humidity Sensor Module
Price: $5.79
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Elecrow Item #: EL-SEHR202H -

The HR202 Humidity Sensor Module \xa0can be applied to the storage compartment, indoor air quality control, building automation, medical, industrial control systems wide range of applications and research fields. Easy to interface with your microcontroller Specification Working voltage: 3.3V to 5VDigital output and you can change when to output 1 and 0.The current of output signal can exceed 15mA PCB\tDimension: 3.2cm X 1.4cm Wiki & External links Datasheet of HR202 Resistive humidity sensor ...

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...

Crowtail- Advanced Kit for Arduino
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Price: $130.43
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Elecrow Item #: EL-CT0077KIT -

We guess that most of our users can build simple project skilled with our crowtail- starter kit. It time to show you more wonderful things in Arduino world! This useful kit for customers to build more practical projects with Arduino called Crowtail- Advanced Kit. It consists of a base shield, a crowduino and various practical modules with standardized connectors. Each module has powerful functions that can development lots of projects. but they are also be simple to use, just create projects...

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,...

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...

Stackable Female Header Kit For Arduino UNO
Price: $2.99
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Elecrow Item #: EL-CCC12311K -

These headers are made to work with the Arduino Main Board, Arduino Pro, and the Arduino Mega. 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 2 6-pin), enough to connect a shield to an Arduino Main Board. This Kit is consist of 2 1x6 Stackable Header For Arduino Shield and 2 1x8 Stackable Header For Arduino Shield ...

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.

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 ...

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 ...

Energy Monitor Shield
Price: $53.64
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Elecrow Item #: EL-COP77012DE -

Energy Monitor Shield is an Arduino-compatible expansion card designed for building energy monitoring system with LCD screen and an interface for connecting the wireless transceiver nRF24L01 +.FeaturesConnect up to three sensors AC (30-100A). Support for LCD Screen Nokia LCD5110Turn off the LCD backlight with a jumperTwo buttons to control (operate one analog pin) Interface to connect the transceiver to 2.4G nRF24L01 + GROVE-compatible connector: I2C Fully compatible with Ethernet Shield...

Line Laser Emitter
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Price: $4.62
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Elecrow Item #: EL-TEL2563L -

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 dot spot.SpecificationDiameter: 9mmMax power: 50 mW Life: >1,000 hCurrent&Voltage: 20mA@3VSpot: Line ...

Screw Terminals 5mm Pitch - 2Pin (5pcs Pack)
Price: $2.10
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Elecrow Item #: EL-CCO10202C -

This is a 2 Pole 5.0mm Screw Terminal Block.It includes 5 units of Terminal Block.There are screws which is tightened for a secure connection for both lugs and bare wire. SpecificationRated: 250,16A(250V,17.5A)Contact resistance: 200mΩ MaxInsulation resistance: 5000MΩ MinTemp range: -30\u2103~+120\u2103Max Soldering: +260\u2103 5sWire range: 22-14AWG(1.5mm2)Strip length: 3.5mm ...

Dual Channel H-Bridge Motor Shield (8A 22V)
Price: $41.53
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Elecrow Item #: EL-ACS70028DH -

The Dual Channel H-Bridge Motor Shield is composed of 2 discrete MOSFET H-bridge, designed to drive two DC motor with max current 8A. It is made up of 8 N-channel MOSFET IRF3205S and 4 pcs of half bridge motor controller IR2104, to build 2 H-bridge. With this shield and the Arduino board, users can control and drive motors with a max current 8A@ 22V. The universal 7.4~11.1V lipo battery that are popular used in the remote car and model airplane can be applied as well. The H-Bridge Motor Shield...

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...

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 :...

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 ...

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.

3mm Super Bright LED - Red(10Pcs)
Price: $1.63
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Elecrow Item #: EL-CLS30002R -

These are very bright LEDs, the lens of this super Bright Red LED is 3mm in diameter. 10pcs per pack.SpecificationDiameter : 3mmVoltage : 1.8-2.2VCurrent : 5mA - 17.5mA

Crowtail- Base Shield for Raspberry Pi
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Price: $28.00
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Elecrow Item #: EL-CT0068BSR -

Please note that this item not selling to Europe.This is a Crowtail base shield for Raspberry Pi with UART/I2C/Analog/Digital interface. All the Crowtail modules can be plugged onto a Raspberry Pi through this base shield. What's more, this shield has an on-board ADC chip so that analog output modules can be used on Raspberry Pi. The ADC chip used is MCP3008. It talks to Raspberry Pi using SPI interface.Features Size(length x width x height):65 x 56 x 18mm On-board ADC chip MCP3008 Crowtail...

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...

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+...