The garage door opener is use for industry doors, it is control the industry door system: up, down. The garage door opener, It is 220V,50Hz.Power: 120W. Max up: 800N. Max door high: 4M. remote control range: over 30M.Use time: 15,000 times. Temperture: -30oC~60oC.Remote fluence: 315MHZ.Speed: 12cm/s. Max range: 15m2. Output: 8N/m.The bearing-weight: 600kg,800kg,1000kg. Garage door opener