Power supply: 220VAC?0% 50Hz Running speed: 0.08m/s ～ 0.22m/s Remote control range: ≥30m Light: 10W/250VAC Consumed power on stand by: <5W Motor voltage: 24VDC Altitude: ≤4000m Environment temperature: -30℃~+60℃ Humidity: ≤70% Max door's lift height: 2.5m Max door's area: 8㎡