Features:
Microprocessor control Automatic Voltage Regulation
Emergency power backup protects your valuable data and computer hardware
Short Circuit & Overload Protection
Cold start function Over charge & over discharge protection
Smart Audible & digit icon alarms
Defactive battery protection
Battery polarity reverse connected protection
Humanistic charging indicator
USB chargers Fax/modem/tel protection port User replaceable batteries Surge, Spike and Lightning Protection*

Specifications:
Input:AC 165V~275V Output:AC 220V±10%
Frequency:50Hz/60Hz
Delay Time: less than 10 ms
Battery:12V/9Ah Sealed Lead Acid
Charge Time: less than 8 Hours
Operating Temperature:-5°C~40°C
Operating Humidity:10~90%RH, non condensing