... MP4 etc Convenience High Efficiency Environmentally friendly & Safety Solar laptop charger Main Parameters:1. Solar Panel: 18V/120mA 2.16w 2. Output volt ... .75*1.7mm, 5.5*1.7mm, 5.5*2.1mm,5.5*2.5mm, 6.5*4.5mm, 6.3*3 ... . Wide utilization:Used for most mobile phones, MP3 or MP4, PDA, digital camera, and laptop New Solar Charger for Laptops, Cellphones, Digital ...