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You will get all the parts mentioned in the "Package included" section. Keep in mind, the Color and the Shape of parts can vary due to different stocks.
Smart car chassis tracing car Robot car chassis with code disk
Ideal for DIY
Mechanical structure is simple, it is easy to install
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 the 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)
The package included:
1 x Car chassis
2 x Gear motor
2 x Car tire
2 x Speed encoder
2 x Fastener (Optional)
1 x Universal wheel
1 x Screwdriver
1 x Battery box(batteries not included)
All necessary screw and nut