The DorGO 800 uses:

 A 24V DC internal motor with integrated gearbox

It is:

• Mounted inside the motor housing (head unit)
• Connected to the chain rail drive system
• Controlled by the PCB (including charger + control logic)

Core specifications

 Dortech specs:

• Motor voltage: 24V DC
• Motor power: 120W
• Drive force: 800 N
• Speed: ~140 mm/sec

 These define the motor’s real-world performance.