... , AVR, CPU control, LCD display, Metal, Sine wave, online,external battery ModelCP10KVAPower10000VA/8000WTechnologyOn-lineInputInput Voltage Range165- ... Time12 Hours(90%) LED Status DisplayMainpower input,bypass,inverter,low battery voltage,overload,other abnormities.LCD Status ... DisplayStatus of UPS,input voltage,input frequency,output voltage,output frequency ...