... ) Can also be used as a back-up home power / charger for mobile phone, camera, DV, MP3, MP4, PSP, iPod laptop, electric ... . Description: This product is a multi-function mobile solar electric home power system. Most suitable for indoor use. Completely solar powered, no ... ) Can also be used as a back-up home power / charger for mobile phone, camera, DV, MP3, MP4, PSP, iPod laptop, electric ...