... from sun 3.welcomed apperance design USB SOLAR CHARGER / HIGH POWER LED / POWER DETECTION Brief introduction : With a built-in Li battery ... products. In the sun, the built-in battery can charge many kinds of cellphones, MP3, MP4 and IPOD, which can be carried on ... the traveling bag, it can even charge as you walk. With advantages of easy to be operated and carried, small size, and ...