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.
Brief control unit docking design.
Supports 3-12 V power supply.
Please do not use power supply over 15V.
Please keep this car from falling down.
1 X Car Chassis
2 X Car Tire
2 X DC Gear Motor
2 X Wires
1 X Caster Wheel
1 X Battery Box (Batteries not included)
1 X Necessary Screw And Nut (Bag)