Mustek PowerMust 1000 USB P. Output power capacity (VA): 1000 VA, Output power: 600 W. Battery recharge time: 10 h, Typical backup time at half load: 25 min. Colour of product: Black. Weight: 9600 g. Operating temperature range (T-T): 0 - 40 °C, Operating relative humidity range: 0 - 90 %