1.LED display and alarm 2.Iron case or aluminous case 3.Fan cooling Key Features1.High frequency design2.Modified sine wave inverter with charger3.Automatic transfer time around 10ms (HIC Mode)4.Manual Charge Mode type is option (HICM Mode)5.Small and light, high efficiency6.Full Protection for Over Temperature, Over Load,7.Low battery Voltage,over battery voltage, short circuit and reverse ...