Dear Customer: Please read carefully and follow the precautions to use properly for lithium batteries. Improper use or operation methods will reduce the performance of the battery, and may cause battery to heat, bloat, rupture, smoke or catch fire. As you know, almost all electronics product need to use lithium battery, so lithium polymer battery as it’s utility, durability and flexibility size that usage scope is very wide, like medical equipment, wearable device, handheld instrument, automotive product, E-cigarette......So, let’s learn more. 1 Notes on Battery Use 1) Charging 1.1 During charging, the charging current, voltage and charging temperature shall not exceed the specified standards. If it exceeds the set value, the charge and discharge performance, mechanical performance and safety performance of the battery may be damaged, which may cause the battery to heat, swell and leak or even fire. Usually std. Charge current is 0.2C, Max. Charge current is...