4tronix  (9 offers of 5,360,110 product items)

Introducing BitBot XL, taking the much-loved BitBot to the next level. We have made several changes, some subtle, some not so subtle, to give a much-improved experience of using and working with th...

A great Base for your Cube:Bit allowing easy connection of power and signal and directly able to plug in Micro:Bit or Raspberry Pi Zero These bases have been especially designed to accept all 3 siz...

A dual H-bridge motor driver board module that is ideal for driving the Initio robot platform, even fitting the mounting points. Based around the ST L298N dual full-bridge driver, this module has a...

The Picon Zero is an intelligent robotics controller designed for your Raspberry Pi Zero. It supports all models of Raspberry Pi with a 40-pin connector (Zero, Model A+/B+ and Pi 2 or 3 Model B). T...

Version 1.3 of this popular kit now uses a removable ultrasonic sensor, that uses the same connector as used on the Minibit and BitBot XL. This allows the use of alternative addons, sich as the new...

As well as a battery pack (3 x AA batteries required), the Bit:Commander includes Edge Connector for easy connection of the BBC micro:bit On/off switch Blue power indicator 6 multi-colour FireLeds ...

When used with the Robo:Bit buggy the Ultrasonic Distance Sensor lets the robot detect objects before it collides with them allowing you to program it to avoid them. It can also be used to create a...

This quad stepper motor control board is designed for use with all versions of the Raspberry Pi with the 40-pin GPIO connector. This neat little board plugs directly into the Raspberry Pi GPIO head...

This neat little board makes it easy and robust to power your BBC micro:bit on the move. No wires to break or get tangled. It even includes a power switch. The pins of the micro:bit are replicated ...