A small independent business based in the UK which has developed many wonderful products that are compatible with the BBC micro:bit, Raspberry Pi, Arduino & Crumble.
4tronix Bit:Bot XL: Introducing BitBot V2, 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 the BitBot.
4tronix M.A.R.S. Rover Robot: The 4tronix M.A.R.S. Rover is loosely based on the Curiosity and Mars 2020 rovers from NASA/JPL. It uses the same rocker arm, bogey and differential arm mechanism. Explore all terrain with your micro:bit and the 4tronix M.A.R.S Rover Robot.