Garage door opener Rated voltage:(v/ac)220 , voltage range:180v-240v, rated frequency: 50hz, 2 phase, max drive power:800n, rated current:0.45a, rated input power:150w, 24v dc, open-close speed:140mm/s, standby power consumption:less than 3w, working temperature range: -20degree c~-+50degree c.Remote control frequency:433mhz, noise:lower than 60db, working life:above 40000times, illumination power:25w(automatically switch off after 3 minutes), remote control distance above 30meters(30-100m).Function:open-close-stop, 9 grade delay auto-close door, 8 grade open-close door strength sensitive degree, micro-adjustment, can connect to the ups, infrared sensor protector, connect to the wall switch, have soft start and soft stop function. Advantage:chain type transmission, power-off auto locking system, when power-off, man-made operation is available, auto travel memory, fault self-checking, when the door runing and meet obstacle, it can rebound back, with edge rubber belt protection, it would not hurt people or animal, digital displayer window for setting, remote control distance is about 50-100meters.1 opener can fix 6pcs controller, 1 controller can control 2-4 opener.Can use with the infrared sensor, have timer delay close door function. Packing box size(cm)G.W.(kg) 49.5 * 24.5 * 17.5 5.7 Gifg box packing