... long life time. 1.General:UPS-J Power Supply belongs to uniterrupted power supply that has high efficiency,small volume,nice ... power is normal,it outputs voltage stabilizerd AC power supply.When the power fails or the voltage is ... 20%Charge time8 hour reach 90%Output voltage220V±10%Supply timeRating power80%(3-4M)Rating power50%(8-10M) ... be not less than 6 hours. Uninterruped Power Supply(UPS), UPS-J