Digital X 650VA Offline UPS will stabilize the AC signal and maintain the safe voltage without having to resort to the battery power. Provides notification of changing utility power and UPS power conditions. This UPS has Low voltage input with 360W load capacity, 85 – 135V Input Voltage Range, 100 – 220V Output Voltage, 50 – 60Hz frequency and 1 pcs, 12V, 7AH battery.When power goes out for even a second it can result in data loss and hardware damage which can shorten equipment life expectancy. This Digital X UPS battery backup unit provides sufficient emergency run time power to allow for safe closure of open files and proper shutdown of electronics when an outage occurs. This UPS occurring power surges caused by storms, activity on the power grid, or high-powered equipment turning on and off. The Digital 650VA is offline type UPS which provides backup power and surge protection for small office computers and home, and also compatible with wired and wireless network router or modems. This UPS provides 01 year warranty.