Minute Man Endeavor. Output power capacity (VA): 6000 VA, Output power: 4200 W, Power supply input frequency: 50/60 Hz. Battery type: 12 V, 7.2 Amph, Battery recharge time: 8 h, Typical backup time at half load: 17.8 min. Colour of product: Black. Weight: 74842.7 g, Width: 645.16 mm, Depth: 289.56 mm. Operating temperature range (T-T): 0 - 40 °C, Storage temperature range (T-T): -15 - 45 °C, Operating relative humidity range: 30 - 90 %