[Special Note]: When charging the battery,pay attention to the positive and negative poles.Do not connect reversely.Reverse connection will burn the charging chip.Instructions for use: Only one battery can be put in each charge.It is forbidden to charge different types of batteries together.Charge in an observing environment,and no one is allowed to observe during charging to avoid accidents.
[Multi-function battery charger]: The lithium battery charging module is suitable for 3.7V lithium ion rechargeable batteries,and supports 18 650 / 14 500 / 16 340 and PH2.0 interface 3.7v lithium batteries.
[Universal USB port]: The newly designed USB port battery charger,the working voltage of the battery charger is 5V, so there is no need to worry that high voltage will bring you harm and disaster