... MP3, MP4 and many other appliance. Introduction:The Smart Solar Charger & Bank is specially designed for Multi-purpose, with a ... , long life, multi-function. Features: 1,Smart MCU control, intelligent design and five protections (over-charging, over-discharging, over-current ... .6,Environment protection & saving energyWith the smart solar mobile charger, it is a great contribution to the environment. 7, ...