Solar Charger for cell phones mp3/4 with 900mah led lights Solar Charger for cell phones mp3/4 with 900mah led lights Features * Charge cell phones, , ... , mp3/4, and other 5V personal electronics by sunlight and electricity;* Detachable 900mAh lithium battery ... Output USB5V, 500mA( ).Intellectual protection PCBA: protection for overcharge, over-discharge, overload, and short circuit ...