1.24v dc power supply 2.Two Output Volt 3.High ... 5. Very good qly 24v dc power supplyThe products is a commercial portable power with high capacity build-in lithium ... battery, it could be used as back up power for ... phone, iPOD, iPhone, PSP, PMP, MP3, MP4,DVR, portable DVD, pocket mini projector, PDA, walkie talkie, Illumination lighting, ...