Outdoor Portable Power Bank UPS Home $ 146.44 Product information : Type : AC/DC Power Supply Input voltage: 220V Output power: 500W Nominal capacity : 75000 Rated capacity: 7500 Working frequency: high frequency Working humidity: 55 Specification : ES-500 Input frequency: 50HZ Size Information: Dimensions: 2813.511cm Packing list: UPS power host1 AC power cord1