This is a very small light sensor. A photo resistor (also known as a photodector, or photocell) changes resistance depending on the amount of light it is exposed to.
This robot uses custom length sides and 10 inch tires with IG52 285 RPM motors. We have included everything to make it ready to run including batteries, chargers, and a controller.
This package includes all the items you would need to make a robot drive to GPS waypoints autonomously.