Valenta Off-Roader is a micro:bit controlled Off-Road RC car. It is Lego Technic compatible and equipped with two (x2) micro gear motors on the rear wheels and (x1) built-in steering servo based on Roberval balance arm mechanism. You will need one (x1) micro:bit and four (x4) new and single-use 1.5V AA batteries. Micro:bit, iOS device, GoPro camera and Lego parts in the photos are NOT included in the product.


Assembling has never been easier! You can build the car with lots of fun and confidence. There are no needs for too many challenging processes, like soldering, gluing or painting. Simply follow each assembling step at Instructables and you're good to go!

App & Sample code

Have you thought of using your iPhone or iPad for controlling your micro:bit? Micro:bit iOS app lets your iPhone or iPad to become the Game Pad for your micro:bit! You can remotely control your micro:bit powered Valenta Off-Roader RC car with the Game Pad app on your iPhone or iPad! Check Instructables for how to download the sample MakeCode file and to set up the app!

3D Mod Parts

You can download free 3D data at Thingiverse for expansion. Why don't you try 3D-printing GoPro camera mount, put it on the car front and shoot wild actions! More 3D parts will be introduced frequently. The car can get wild and you're really driving!

Safety instructions

We have designed our products to be both fun and safe. These products are designed to be friendly with young users in mind, so accidents from unintended uses are less likely. We minimize excessive details, reduce sharp edges and use non-toxic materials so that the models are made safe for playing. However, to play with any electronic modules and power supply, we recommend careful adult supervision and mentoring at all times for users of all ages.


Our products can offer something to explore mainly for the builders aimed at ages 14+. This is an ideal introductory micro:bit STEM kit for young builders. This can also be a great set for grown-up enthusiasts. Do not give this product to children under the age of 5.


Care instructions

Each kit requires new, single-use batteries separately. Please check how many battery cells are required for the kit you've purchased. Insert the batteries to the holder in the correct orientation and do not reverse polarity. Do not mix batteries of different types or ages. Replace all batteries at the same time.


You can gently clean your model with a cloth. We do not recommend washing with household cleansers, such as anti-bacterial liquid sprays or detergent.


Our models are designed with reliability in mind, but if you experience problems, or in the unlikely event of a breakdown, just contact us to get our support. We want to be able to assist you friendlily and promise to do what we can to fix your problems.

Valenta Off-Roader is the collaboration product mutually developped by Hummingworks LLC and 4Tronix. All rights reserved. Humming Works LLC is the product house that designs engineering programs and kits for educators and makers. 4Tronix is the supplier of educational electronics. It makes electronics boards for BBC micro:bit, Arduino and Raspberry Pi.