It's the Circuit Playground Express Base Kit! It provides the few things you'll need to get started with the new Circuit Playground Express. This version of Circuit Playground is super powered, and will work with Microsoft...

Waveshare 12915 - 250x122, 2.13inch E-Ink display HAT for Raspberry Pi, SPI interface This is an E-Ink display HAT for Raspberry Pi, 2.13inch, 250x122 resolution, with embedded controller, communicating via SPI interface, supports partial refresh...

Waveshare 14542 - Speaker Module for micro:bit, makes it become a music player This product is a mini buzzer expansion board based on micro:bit, which integrates the IC NS8002 bridge audio power amplifier, a high quality speaker, and a headphone...

The Servo Six has the following features: Screw terminals for servo power supply Reverse-polarity protection for the servo power supply 470µF 16V capacitor for servo supply 470Ω current limiting resistors for servo control...

In 2015 SparkFun developed the BadgerStick as a fun and interactive way for people to learn about soldering and engage with SparkFun products at the multiple trade shows we appeared at. In 2016 we have refined the BadgerStick into what you see here, the...

Operating Voltage : 5V(DC) Static Current: Less than 2mA. Output Signal: Electric frequency signal, high level 5V, low level 0V. Sensor Angle: Not more than 15 degrees Detection Distance: 2cm-450cm High Precision: Up to 0.3cm Input Trigger...

No more bulky DIN Rail cases for the Arduino Uno or Mega! The DINrPlate is a neat little slim line DIN Rail Mount for Arduino/Genuino Uno and Mega! It's formed of a single plate with mounting holes and strain relief for the USB and Barrel jack...

Pulse Sensor is a plug-and-play heart-rate sensor for Arduino. Heart rate data can be really useful whether you're designing an exercise routine, studying your activity or anxiety levels or just want your shirt to blink with your heart beat. The problem...

This is a digital microphone for use with the various Arduino boards. It has a digital and/or analog output and is based on the LM386 amplifier for which there are extensive tutorials on-line. The sensor has 4 connections GND, Vcc,  Digital Out, and...

This is a digital temperature and humidity sensor module that works with all of the Arduino micro-controllers. Because it is a digital sensor it only necessitates 3 connections, Vcc, GND, and a digital pin for data output. With this sensor you get two...

Operating Voltage: 5V With LED indicates relay status Control terminal, low level pull, high level relay release Great for DIY project

This is an Arduino Compatible Ultrasonic sensor, it can be used to measure the distance from the sensor to other objects around it. These types of sensors are used on robots for collision avoidance and guidance or as trip sensors for alarm systems or...

Product Description The NodeMcu is an open-source development kit based on the popular chip ESP8266 (ESP-12E), using the Lua programming language, a development environment for applications that provide fast Wi-Fi connectivity. The ESP8266 is a...

This is a very popular LCD for the Arduino or Freeduino board. It includes a 2×16 LCD display which is backlit in blue. It uses the I2C communications protocol so it is compatible with any Arduino or Raspberry Pi! Key Features: Supports I2C...

This is a 5V 4-Channel Relay interface board. Be able to control various appliances, and other equipment with large currents. It can be controlled directly by Micro-controller (Raspberry Pi, Arduino, etc.). Features 5V 4-Channel Relay interface...

Octopus TMP36 Temperature Sensor Brick for Arduino and micro:bit is a temperature sensor with low voltage and accurate celsius read. It can provide voltage output,which forms a linear relationship with celsius temperature. TMP36 do not need any external...

OCTOPUS Potentiometer is a simple linear sliding potentiometer electronic building block module which can be used as a resistor divider output, HID control panel, or in the electronic building block kit. News: All of the Octopus bricks support Scratch...

Octopus Electronic Bricks, you can use them to build electronics projects just as easily as piling bricks. By using Octopus electronic bricks, you can connect Arduino/Freaduino compatible boards easily with various digital, analog and I2C/Uart...

Octopus Electronic Bricks, you can use them to build electronics projects just as easily as piling bricks. By using Octopus electronic bricks, you can connect Arduino/Freaduino compatible boards easily with various digital, analog and I2C/Uart interfaces...

A set of 5 x DS18B20 sensors! This is a digital temperature sensor that can be used with any Arduino board. It measures temperatures from -55°C to +125°C and outputs a digital signal that can be read using one of the digital pins on the...