Tripp Lite AVR900U. UPS topology: Line-Interactive, Output power capacity: 0.9 kVA, Output power: 480 W. AC outlet types: NEMA 5–15R, Power plug: NEMA 5-15P, AC outlets quantity: 12 AC outlet(s). Battery voltage: 12 V, Typical backup time at full load: 2.7 min, Typical backup time at half load: 10 min. Form factor: Tower, Product color: Black, Housing material: Acrylonitrile butadiene styrene (ABS). Width: 7.48" (190 mm), Depth: 12" (304.8 mm), Height: 4.14" (105.2 mm)