2WD Motor Smart Robot Car Chassis Kit Speed Encoder Battery Box For Arduino

A 3D assembly drawings (Chinese version, the English version. Default sent the Chinese version, English Notes)
A car chassis
1:48 2 too the EMC testing deceleration motor
Wheels 2
High-precision 20 lines velocimetry code disk 2
Fasteners 4
Universal wheel 1
Four battery box 1
Long screws 4
Short screws (8 long, short 2)
Nut 10
Maijiu full set of data: including algorithms, schematics, procedures, etc.
Trolley Size: