ITEM NAME:DIY Smart Tracking Robot Car Electronic Assembly Kit Reduction Re Motor Wit J3O8 Description&Preview.The right direction is along the universal wheel direction, if you press and hold the left photoresistor, the wheels on the right side of the car should be rotated. Press and hold the right photoresistor, the wheels on the left side of the car should be rotated, if the car driving back, can also.
