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. Under the following conditions, the warranty would not be provided:• UPS burning due to thunder, abnormal overload, insect entrance and others.• If ambient temperature should not be maintained at 20 to 26 degrees Celsius with proper dehumidification. (24/7)• If the product is placed in a dusty and damp place.• In the absence of Generator connectivity Without proper battery charge, the warranty will be void.• Battery swelling and overcharging due to the wrong system voltage setting of the UPS.