This car kit is the ideal base for your robotic project on Arduino or Raspberry basis. The chassis is made of acryl and has many boreholes to mount components. It works with two motors which need a voltage between 3 to 9 Volt. At the front is caster wheel which is the third wheel. Through this design, it will be possible for the robots to spin on the spot. Moreover, it has a battery compartment with a switch which supports hugely the mobility of your robot.