Mobile charger and headlight charger general?
This is a low-grade products, battery life is very short, often battery scrap is useless, and the size of the lithium battery is not necessarily appropriate (size Bo Changkuan is big
Small capacity, the use of time is short, big can not put, can only be tied outside.
At present, many low-end products are like this, the battery is very poor, and if you change a lithium battery better, that is, the size is different, can not be interchanged
A lot of electric mosquito swatter, LED flashlight also is such, use a kind of cheap lead acid battery, the life is short, want to use, need to find the appropriate size of the battery instead.