This two channel relay module is ideal for switching low voltage AC and DC loads. It is compatible with 3.3V and 5V microcontroller boards such as Arduino, Raspberry Pi Pico and ESP32. Features 2 x Opto-isolated AC/DC solid state relays 16V maximum...

A 4-way MOSFET switch. Perfect for cars, motorhomes, model railways and other low voltage DC projects. The Mosfetti is a 4 channel MOSFET switch designed for maker projects. It is supplied as a PCB with surface mount components attached and header pins...

An LED Bulb for use with microcontrollers. The board is designed to make it super-easy to attach a high brightness bulb to a Raspberry Pi, Pico, Arduino, ESP32 or other microcontroller board. 3V to 6V operation Built-in MOSFET for PWM and on/off...

A capacitive moisture meter with temperature and relative humidity measurement. Compatible with micro:bit, Raspberry Pi, Arduino, Pico and most microcontroller boards. Monitor soil moisture, temperature and relative humidity measurement with the Plant...

The MonkMakes Relay for micro:bit is a solid-state (no moving parts) relay that allows an output of a micro:bit to turn things on and off. This relay can be used to switch low voltage devices such as light bulbs, a motor, a small heating element or even...

The Squid Button is a momentary action push switch with trailing leads that end in female header sockets that will fit over GPIO pins on a Raspberry Pi, Node MCU or Raspberry Pi Pico. To reduce the chance of accidental short-circuits when using the...