Multifunctional energy storage power supply $ 208.30 Circuit topology: portable Output voltage waveform: sine wave Input voltage range: 12 (V) Output voltage: 110---220 (V) Output power: 550 (W) Inverter efficiency: 100 (%) Voltage adjustment rate: 100 (%) Load adjustment rate: 100 (%) Item number: G500 Rated capacity: 50AH Output frequency: 50/60 (HZ) Maximum output power: 550 (W) Continuous output power: 500 (W)