... 20W AC Output+Solar/AC Input USB to charge mobile phones,MP3/4 speaker,etc Long lighting time working life Specification ... equipment shorting out, overload and over discharge or overcharge, the system will automatically protect the function.UPS function, work steady.High ... , over-release, short circuit, over-current protection function etcNotes 1. Keep cabinet dry, and put it in aeration-drying place ...