DIY 4WD Smart Robot Car Double-Deck Chassis Kit with Speed Encoder
Size of Car: 260mmx140mm
Wheels diameter: 70mm
Length of board :260mm
Width of board : 140mm
Mechanical structure is simple, it is easy to install.
This car is the speed encoder .
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.
2X Car Chassis
1X Speed Encoder
1X Screw Pack