500W PURE SINE PORTABLE BACK-UP KIT C/W 450WH LITH. BATT

Solar power inverter Combined PV Controller & Battery (It built-in inverter + solar controller + battery) Model: 500?/18V Rated capacity: 500? Dimensions: 250*150*200 INPUT Voltage range of the city grid power (VAC): 170-240 Frequency (Hz): 50±10% OUTPUT Wave: Pure sine wave Frequency (Hz): Grid power Priority modelSame as Grid power Battery power priority model?12±0.5 Voltage (VAC): Grid power Priority model?Same as Grid power Battery power priority model?230±5% Shift time: Typical: 6ms (Auto shift? PROTECTION Overload: The inverter will be shut down automatically and warn with light and sounds after 25 seconds when get overload by 105-130%, after 3 seconds when get overload more than 150%, after 1 second when get overload more than 200% BATTERY Type: LiFePO4 battery Battery protection: Intelligent battery management, protect the battery from overcharge and over discharge Rated DC Voltage: 12VDC Colidal battery capacity: 500W 12V 27AH 1PCS Voltage of low battery and request charge: 12.8VDC±3% Voltage of recovery from low battery: 11.2VDC±3% Voltage for Battery over charge: 14.6VDC±3% Voltage for battery recovery from over charge: 12.8VDC±3%