... SPWM teconolgy when inverting,with steady sine wave AC output voltage Commercial power and inverter can transfer automaticly fast ... currency protection, short circuit protection,high temperature protection,low voltage protectionHigh power charging module inside recharge the bettery quickly ... 24V)2000VA(24V)3000VA(24V)Bettery InputRated Input Voltage(Vdc)1212242424Operating Voltage(Vdc)9.8-14.59.8-14. ...