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There are some simple battery usage best practices that you should follow. here's some FAQ we get all time.
Batteries FAQ There are some simple battery usage best practices that you should follow. For one, never use a damaged battery, even if there is a slight tampering with the surface of the battery. When you are attaching it to the atomizer of your mod, do not overtighten it. Batteries are designed to work at ambient temperatures. Do not expose them to heat, cold, or sunlight. Also, batteries are chemical devices and should not be exposed to water. Finally, do not leave a battery to overcharge