... power tool battery 2.Two Output Volt at same time 3.Long work hour, 33000mah 4.charge laptop,pda,cellphone,camera,dvr,mp3.. power ... tool batteryThe products is a commercial portable power with high capacity build-in lithium battery, it could be ... s demand in our factory ) , it could charge laptop , camcorder, mobile phone, iPOD, iPhone, PSP, PMP, MP3, MP4,DVR, portable DVD ...