Garage door opener Sectional garage door opener TechnicalParameter: PowerSupply:AC220V/50Hz Poweroftransformer:100VA Motor:24VDC,100W Workingtemperature(Celsius):-20 70 RelativeHumidity:\<90% Openandcloseforce:600N,800N,1000N ReceptionFrequency:433.92MHz Decoding:rollingcode Tracklength:2.1M,3.0M,3.3M,3.6M,3.8M TechinicalFeatures: Lightcomeonautomaticallyfor3minutes Automaticsafetyreverse,senseswhensomeoneorsomethingisintheway Doorcanbereleasedmanuallyincaseofpowerfailure Softstart,softstop Chaindrive and lownoise Menuguideoperation Alarmsystem/Infrared Sensor/wallswitch/backupbatterycanbeadded