Mustek PowerMust 750 Netguard. Output power capacity (VA): 750 VA, Output power: 500 W. Battery recharge time: 4 h, Typical backup time at half load: 17 min. Colour of product: Black. Weight: 10600 g. Operating temperature range (T-T): 0 - 40 °C, Operating relative humidity range: 0 - 90 %