A perfect 4WD robot platform with Arduino UNO as the core controller. You can take it further with your own code by taking advantage of the BST-4WD multi-function expansion board, ultrasonic sensor, Bluetooth Module, IR sensors and LEDs in this kit. If you want to have a education robot that meet the demands of learning, entertainment, competition and DIY, it is best option for you.
![](https://i.ytimg.com/vi/SSt9-ddmDMc/mqdefault.jpg)