APC Back-UPS Standby Offline 0.5 kVA 500VA 300W 4 AC Outlets

APCs Back-UPS 350EI, 500EI and 650EI offer guaranteed power protection for computers and other electronics in your home or business. Models provide enough battery backup power so you can work through short length power outages as well as safeguard

Price: 157.34 from Office Stationery