Arduino

SKU: SF-COM-15105 | Brand: SparkFun

This diode-transistor photocouplers consist of an LED, optically coupled to a high speed photodetector to transmit electrical signals between circuits while still isolating your system from higher voltages. The 6N137 ...

SKU: LB-LS0866 | Brand: Little Bird

This Nano Multi-Function expansion board is designed especially for Arduino Nano Lead out all digital IO port and analogue IO port, each one with standard positive and negative power interface. Lead out the I2C i...

SKU: AF-3619 | Brand: Adafruit

Aww yeah, it's the Feather you have been waiting for, and now with stacking headers! The HUZZAH32 is our ESP32-based Feather, made with the official WROOM32 module. We packed everything you love about Feathers: bui...

SKU: DF-DFR0502 | Brand: DFRobot

Gravity IO Expansion Shield with Motor Driver is a new product designed for Arduino Boards. It combines IO Expansion Shield and DC Motor Driver Shield, equipped with Gravity sensor interface and...

SKU: SF-COM-09117 | Brand: SparkFun

This is a 12-step rotary encoder with a nice ‘clicking’ feel. It’s breadboard friendly, and has a pretty handy select switch (by pushing in on the knob). The encoder is different from a potentiometer in that an enc...

SKU: DF-DFR0017 | Brand: DFRobot

The DFRobot Relay Module is a standard relay used with a controller board to interface external electrical circuits or modules. Some of the most common applications with Arduino are: Home lighting, electrical appli...

SKU: DF-DFR0029-R | Brand: DFRobot

Press to release pleasure! Our redesigned digital push buttons come with LED, immersion gold surface, and bright colored hats. A captital D at left corner indicates that it is a digital sensor. An illustration of b...

SKU: AF-161 | Brand: Adafruit

CdS cells are little light sensors. As the squiggly face is exposed to more light, the resistance goes down. When its light, the resistance is about 5-10KΩ, when dark it goes up to 200KΩ. To use, connect one side o...

SKU: SF-TOL-11468 | Brand: SparkFun

This board is a unique board recommended by a SparkFun customer. When playing with SD, you sometimes need to view what the SPI traffic is doing, whether for hacking or debugging. The SD Sniffer allows you to hook up a...

SKU: DF-FIT0365 | Brand: DFRobot

 INTRODUCTION Premium quality jumper wires for prototyping. Made with 26AWG multi-strand wire and sturdy male pins. Each jumper wire is approximately 210mm in length. Each pack comes with 30 jumper wires in a...

SKU: DF-DFR0296 | Brand: DFRobot

The Bluno Nano combines an Arduino Nano-compatible ATmega328 microcontroller with an integrated TI CC2540 Bluetooth 4.0 (BLE) module in a compact 53 × 19 mm form factor. It enables wireless communication, wireless pro...

SKU: DF-DFR0332 | Brand: DFRobot

Make an air aerial propeller vessel, a cooling system, or spinning machine with this small fan module. It comes with a propeller, a 15,000 rpm motor and cable. Add flavor to your own interesting projects with this ...

SKU: AF-1785 | Brand: Adafruit

A medium surface transducer that turns any flat surface — tables, walls, panels — into a speaker. Unlike traditional cone speakers, a voice coil wrapped around a metal rod causes vibration that transfers directly to t...

SKU: SF-SEN-12650 | Brand: SparkFun

The AD8232 SparkFun Single Lead Heart Rate Monitor is a cost-effective board used to measure the electrical activity of the heart. This electrical activity can be charted as an ECG or Electrocardiogram and output as a...

SKU: LB-LR0178-350 | Brand: Little Bird

SKU: AF-5578 | Brand: Adafruit

The BS612 is a compact, fully configurable mini PIR motion sensor that detects movement from approximately 3–8 metres away with a 120° detection spread. Its small form factor makes it ideal for unobtrusive motion-sens...

SKU: DF-SEN0502 | Brand: DFRobot

This looks like a potentiometer, but it’s an encoder switch. It is a cascadable 360 ° rotary encoder switch with 20 pulses per revolution, and each pulse corresponds to a detent. There are LED lights set for each dete...

SKU: DF-TEL0142 | Brand: DFRobot

When building a project that needs to transmit some simple signals wirelessly, have you been bothered by the any of the following problems: Bluetooth's cumbersome AT command configuration and high cost, Wifi's signal ...

SKU: SF-SEN-18367 | Brand: SparkFun

A sealed, waterproof DS18B20 digital temperature probe for precise measurements in wet or harsh environments. The sensor communicates over a 1-Wire interface, requiring just one data pin (plus ground) to connect to yo...

SKU: EC-SEL71220A | Brand: Elecrow

A current sensing module based on the Allegro ACS712 Hall effect sensor, capable of accurately measuring both AC and DC current up to ±20 A. The module outputs a proportional analogue voltage that can be read directly...