The BK500 12V Back-UPS Battery by APC has an output power capacity of 500VA/300W and six outlets: 3 battery and surge and three surge only. Includes software CD, cord management straps and a USB cable.
APC - 6-AC Outlet and RJ11 Telco 500 VA 300W Back-UPS CS Tower, 480-Joules Surge Protection, Voltage Correction, 6 ft, BK500 - White
Syndicated rating, 4.678571 out of 5 stars with 28 reviews
on apc.com.