This is a multifunctional portable inverter that integrates inverter functions, solar chargers and battery chargers. Intelligent battery charging design to provide the best battery performance, with cold start function. The cold start function can be set by LCD to adjust the battery charging current according to the application. AC/Solar priority charging can be selected through LCD setting, intelligent battery charging design to provide optimal battery performance. Built-in solar charge controller, compatible with mains voltage generator power, with overload/over temperature/short circuit protect device. Item Type: PWM Solar Inverter. Material: Stainless steel Output Voltage Waveform: Pure sine wave Maximum Open Circuit Voltage/Power of Photovoltaic Array: 80VDC/ 1200W Frequency Range: 50 Hz/60 Hz (adaptive) Inverter Mode: Rated Power: 3000VA / 2400W DC Input: 24VDC, 110A AC Output: 120VAC, 60Hz, 25A, 1? AC Charger Mode: AC Input: 120VAC, 60Hz, 33.5A. 1? DC Output: 27VDC, 30A / 20A AC Output: 120VAC, 60Hz, 25A, 1? Solar Charger Mode: Rated Current: 50A System Voltage: 24VDC Maximum Solar Voltage: 80VDC How to Use: (1) Connect the power and press the open button; (2) LED light indication. Mains mode power supply. Battery or solar powered. The inverter has failed. (3) Description of key functions. Skip to the last selection mode. Skip to second selection mode. Confirm selection of setting mode or enter setting mode. 1 x Solar Inverter. 1 x Connection Line. 1 x User Manual. This solar inverter is compatible with VRLA battery, gel battery and liquid rich battery.