Pure sine ware output Optional mppt solar charge controller 100A DC Start & Automatic Self-Diagnostic Function High Efficiency Design & "Power Saving Mode" to Conserve Energy Auto restart when Ac in recovering Smart battery charger design for optimized battery performance Selectable charging current based on applications AC input/DC input/Solar input optional priority Built-in Transformer Wall-Mounted Techfine solar inverter Touch button , RGB display high frequency. Pure sine wave