Features:
●A combination of a pure sine wave inverter, automatic battery charger and AC auto-transfer switch.
●Input and output electrical isolation technology, safe and reliable
●Pure sine wave output: stable frequency and voltage,small ripple
●4-step progressive charging stages; charge voltage and charge current adjustable
●Super low power loss with no-load and save battery energy effectively 
●Temperature control adopts stepless speed regulation with mute fan
●Multiple protection functions, equipped with Ac and Dc input high & low voltage protection, over-current protection, overload protection, over-temperature protection, output short circuit protection and so on.
●Built-in two independent chargers,which can be used for starting batteries and backup batteries respectively(for customized models) 
●Generator automatic energy distribution technology can use generator power effectively and reduce configuration.
●Single-line start function: the inverter can be turned on and off when there is a power signal above 5 Volt,.
●Complete the system's personalized settings by the LCD display control panel (optional) or by communications protocol software easily and quickly.
●Battery charging activation mode to avoid damage the battery that is deeply depleted when charging
●The utility starts automatically (Optional)、Inverter Priority（Optional)、-40℃ Cold  start(Customize）