... mobile phone, iPOD, iPhone, PSP, PMP, MP3, MP4,DVR, portable DVD, pocket mini projector, PDA, walkie talkie, Illumination lighting, karaoke player ... service rating: 50W;10. Charging time :about 2 hours, depending on the capacity and charging current;11. Temperature and Humidity requirements ... charging laptop , camcorder, mobile phone, MP3, MP4,DVR, portable DVD, pocket mini projector, PDA, walkie