Emerson Liebert PSI-XR 1920VA 120V. Output power capacity (VA): 1920 VA, Output power: 1920 W, Power supply input frequency: 45/65 Hz. Cable length: 3 m. Battery technology: Sealed Lead Acid (VRLA), Battery recharge time: 5 h, Typical backup time at half load: 5 min. Colour of product: Black. Weight: 42000 g