This kit is compatible with Arduino.The 2WD Car Kit has 2 independently driven wheels and a castor at the rear

Package included:

1 x car chassis.
2 x gear motor(1: 48).
2 x car tire.
2 x speed encoder.
2 x fastener.
1 x universal wheel.
1 x battery box (battery is not included).
All necessary screw and nut