Mod, Electronic Cigarette USB Charger Cable.
There are inherent risks attached to the use of all rechargeable batteries. Special caution must be applied when working with Li-on or any other type of rechargeable batteries. They are extremely sensitive to charging characteristics and may cause serious injury, damage, or defect resulting from the improper use, modification, mishandling or misuse of the batteries or battery chargers in any form or shape at any stage of transportation or use. User must have knowledge on the charging, discharging, assembly and storage of these batteries before use. Use at your own risk!