KOSS Uninterruptible Power Supply Installation

Capacity:1000VA    Input Voltage:162-290VAC
Frequency:50Hz    Output Voltage:220-240VAC
Frequency:50Hz    Waveform:Simulated Sinewave
Battery Type & Number:12V 7Ah*2qty   
Recharge Time:4-6 hours recover to 90% capacity; LCD Display; Alarm
Dimension:320*130*182    Weight:7.