Emerson Liebert PSI XR 1000VA (900W). Output power capacity (VA): 1000 VA, Output power: 900 W, Power supply input frequency: 65 Hz. Battery recharge time: 5 h. Colour of product: Black. Weight: 25 kg. Storage temperature range (T-T): 0 - 40 °C, Operating relative humidity range: 0 - 90 %