Smart Robot Car Chassis Kit 

Features:

Mechanical structure is simple, it is easy to install.
This car is the tachometer encoder
With a 4 AA battery box and battery case. (Batteries are 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: approx. 20 x 14cm(L x W); Wheel Size:6.5cm (Dia.) x 2.7cm (H)

Package Content:

• 1 x Car Chassis
• 2 x Gear Motor
• 2 x Car Tire
• 2 x Speed Encoder
• 2 x Fastener
• 1 x Universal Wheel
• 1 x Screwdriver
• 1 x Battery Box (Batteries not included )
• All Necessary Screw And Nut