•MODEL:Capacity (VA/Watts) 850VA/510W•INPUT:Nominal Voltage 220VAC / 240VACVoltage Range 140VAC-300VACFrequency 50/60Hz•OUTPUT:Voltage Regulation Battery mode: ±10%Waveform Simulated sine waveFrequency Current 3.6A (max)•BATTERY:Battery Type 12V/9AH x 1Charging Time 6 hours to recover to 90% capacityFloating Charging Voltage 13.7VDC•SYSTEM FEATURES:Transfer Time 2-6ms (max 10ms)Audible Alarm Battery mode: Sounding every 10 sec / Battery low: Sounding every 1 sec / Overload: Sounding every 0.5 sec / Fault: Continuous sounding•LED INDICATIONS:Line Mode GreenlightingBattery Mode Yellow flashingFault Red lighting•ENVIRONMENTAL:Humidity 0-90% Relative Humidity 0-40˚C (Non-condensing)Noise Level Less than <40dB•PHYSICAL:Dimension W x D x H (mm) 283 x 101 x 140Net Weight (kgs) 4.2