ELECFREAKS Ring:bit Car Accessories Kit (Sonar:bit, Tracking Module & LED Light Bar)DESCRIPTION The Ring: bit car line following module, light bar module, and sonar: bit are dedicated modules designed for the Ring: bit car!!! Tracking module A tracking module is installed in the front to make sure it goes along with the black line. Sonar: bit Sonar: bit is installed in the back to make sure it goes freely avoiding any obstacle. Light bar module A light bar module is installed in the front to make the car more bright and colorful.

a well-designed wooden house model

and ELECFREAKS Interactive Coding Accessories Pack

and have a smaller volume

search the keyword "robit" and add robit package

The four LEGO-like holes make them very adaptable when used in a micro bit

CR1220 button cell

Jacdac extension and alligator clip interface

volts = MGRead(MG_PIN)

So press each buttion

It is equipped with a standard 3-wires GVS interface

such as a voice recognition module and a gesture recognition sensor

We can see our robit car moves forward for 3 seconds