APC Smart-UPS RT 6000VA RM 230V. Output power capacity (VA): 6000 VA, Output power: 4200 W, Power supply input frequency: 50 - 60 Hz. Battery technology: Sealed Lead Acid (VRLA), Battery recharge time: 2.5 h, Typical backup time at half load: 15.8 min. Colour of product: Black. Weight: 54550 g. Operating temperature range (T-T): 0 - 40 °C, Storage temperature range (T-T): -15 - 45 °C, Operating relative humidity range: 0 - 85 %