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 motor shield for an Arduino Uno that makes it easy for your Arduino to control various types of motors! All you need to do is attach this to your Uno, run wires from your motors to the respective terminal blocks, and supply some external power...

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 very popular LCD Keypad shield for Arduino or Freeduino board. It includes a 2×16 LCD display and 6 momentary push buttons. Pins 4, 5, 6, 7, 8, 9 and 10 are used to interface with the LCD. Analog Pin 0 is used to read the pushbuttons. The...

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...

This is a 5V, 10A 2-Channel Relay interface board. It can be used to control various appliances, and other equipments with large current. It can be controlled directly with 3.3V or 5V logic signals from a microcontroller (Arduino, 8051, AVR, PIC, DSP,...

The Pro Micro is an Arduino-compatible microcontroller. It is similar to the Pro Mini except with an ATmega32U4 on board. The USB transceiver inside the 32U4 allows us to add USB connectivity on-board and do away with bulky external USB interface. This...

This is a 5V 8-Channel Relay interface board 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 8-Channel Relay interface board,...

5V Four Channel SSR Solid Relay Module 240V / 2A - High Level Trigger - For Arduino Specifications Max. LoadAC: 240V Input Voltage: 5V DC Trigger Current: 2mA Dimensions: 2.28 in x 2.2 in x 0.94 in (5.8 cm x 5.6 cm x 2.4 cm) Weight: 1.34 oz (38 g)

The DHT22 is a basic, low-cost digital temperature and humidity sensor. It uses a capacitive humidity sensor and a thermistor to measure the surrounding air, and spits out a digital signal on the data pin (no analog input pins needed). Its fairly...

The Arduino Sidekick Basic Kit is designed to be used with your Arduino / Seeeduino / Seeeduino ADK / Maple Lilypad or any MCU board. It contains everything needed for a first-time user to connect his/her computer to an Arduino. It includes many of the...