Product Description: Product Description: ***Brand: GIGA, ***Model: G-1000, ***Capacity: 1000VA, ***Phase:Single ,***Input Frequency:50/60 Hz±0.5% ,***Output Volt : 220V AC± 10% ,***Battery Type: Sealed led Acid Maintenance Fee(SMF),***Transfer Time : <2 -4ms,***Output Frequency : 50/60Hz ± 0.5%(As input) , ***Power factor:0.6,***AVR:Built in.