Build in battery reverse polarity protection.
* Adjustable charge current and output frequency.
* RS-232 communication interface.
* Generator has function of automatic control on and off.
* Full function LCD and LED display.
* AC input and output protect switch.
* Build in battery temperature compensation interface.
* Automatic AC and PV charger after shutdown.
* Low frequency high reliable pure sine wave circuit architecture.
* Optional 8 types of batteries, three-stage intelligent charger
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