Airsoft mechanics

New unit for tanks 1/16:

Remove wire cover:

Remove original switch and wires:

Leave only 2 wires on motor (red and black) with the same length:

Unit is ready to use:

Small size servo and microswitch (RCswitch can be used instead):

Glue together:

Solder new wires paralel to servo + and - wires:

Switch is ready to connect: