Transparent Motor Smart Robot Car Chassis Kit Speed Encoder Battery Box For Arduino DIY

Feature:

• Insma Smart car chassis tracing car Robot car chassis with code disk,Ideal for DIY
• This car is the tachometer encoder
• With a 4 AA battery box (batteries not included)
• Can be used for distance measurement, velocity
• Can use with other devices to realize function of tracing, obstacle avoidance, distance testing, speed testing, wireless remote control
• Size: 20 x 14cm (L x W)
• Wheel size: 6.5 x 2.7cm (Dia. x H)