Geekcreit® 4WD Smart Robot Car Chassis Kit With Strong Magneto Speed Encoder For Arduino

Features: The height between two chassis can be change by diffirent copper pillar 20 line Speed Encoder, more accurate than 6 or 10 one Motor Parameters: - Type: 2 axis TT motor - Reduction ratio: 1:48 - Working voltage: 3V ~ 6V - Unloads current: 200mA @ 6V, 150mA @ 3V - Unloads speed: 200 10%RPM @ 6V, 90 10%RPM @ 3V Package included: 2 x Smart car chassis(Acrylic) 4 x DC gear motor (strong magnet, testing by EMC) 4 x 20 line speed encoder 4 x wheel 8 x Fastener Some screw, nut and copper pillar