10000VA/8000Watts, AVR, CPU control, LCD display, Metal, Sine wave, online,external battery ModelCP10KVAPower10000VA ... Less Than 3% at Linear loading(Full Load) Power Factor0.8Efficiency85%Transfer TimeBattery Mode 0msBypass Mode 2msBatteries&RuntimeBattery ... input,bypass,inverter,low battery voltage,overload,other abnormities.LCD Status DisplayStatus of UPS,input voltage,input frequency,output ...