... , stable performance, high efficiency are main advantage.3,Apply for digital camera, DC/Mp3 player, mobile,vidicon, portable sound, ... light, etc.4,Low voltage protection5,Overvoltage protection6,Over load protection7,Over heat protection8,Short circuit protectionOperation instruction:1 ... wave: Modified sine waveMax optimum efficiency: 90%No load current draw: <0.45AInput low voltage shut down:12V ...