... unit 3, Rolling code 4, Safety auto-Reverse ,roller door operator garage door opener 1, Inpout Voltage : AC230/110V selectable2, Motor Type ... Power : 120W( 240W if use use dual motors , power doubled)4, Max Drive force : Max Door Weight 150kg5, Torque : 13 Nm6, ... Waterproof function19, Easy installation20, OEM, ODM is welcomed. roller door opener, roller door operator, garage door opener dc motor