Mini RC tractor

Combined model of a radio-controlled tractor on Arduino. Instead of bolts, you can use glue. Sketches for the transmitter and receiver are included in the archive, you can also download the entire archive from https://yadi.sk/d/e6YmCirVkVzOuA.
Servo SG 90 will have to be modernized to rotate 360 degrees.
For fastening the tracks you need office paper clips.
The list of parts for assembly is presented below:
-------- 3D models --------
Cabin - 1
Hood - 1
Coupling device - 1
Headlight - 2
Pipe - 1
Base - 1
Frame - 1
Pinion - 2
Sloth - 2
Sloth axis - 2
Spacer Type 1 - 2
Spacer Type 2 - 2
Track -28
---------- fasteners-------
Bolt M3 x 30 - 2
Bolt M3 x 7 - 8
Nut M3 - 2
--------electronics--------
Arduino Nano / ProMini - 2
Nrf24L01 + - 2
Capacitor - 2
18650 / lipo battery - 2
button - 1
tp4056 with protection - 2
potentiometer - 2
resistor - 1
MT3608