-- https://www.upspowercom.com/UPS-IMP.jsp Capacity(VA) 1000 VA Capacity(Watts) 550 W Form Tower Type INPUT Voltage 220 / 230 / 240 Vac Voltage Range 165 - 300 Vac Frequency Range 50 / 60 Hz (Auto Sensing) OUTPUT Waveform Simulated Sine Wave Voltage 220 / 230 / 240 Vac Frequency 50 / 60 Hz ± 0.5 Hz Transfer Time 2 -4 ms(Typical) PROTECTION Overload, Surge, Short Circuit BATTERY 1x12V 9Ah Typical Recharge Time 6 - 8 Hr to 90% MANAGEMENT & COMMUNICATION Indicator - Digital Control Panel Communication Port - USB B-type Dimensions(WxDxH)(mm) 105 x 334 x 168 Weights(Kgs) 6.8