Garage Door Operator LIFTMASTER

max. door width 5,5 m (up to 12 m?); standard stroke movement 2,3 m(it is possible to lengthen); chain drive; automatic safety reverse/stop; soft start/stop; mechanical limits; 800 N, 230/240 V, 50 Hz, 400 W, 2.5 A; rated door weight 110 kg illuminated push button; made in USA;