The battery can be charged by its own USB port and by the charger as well. A protective circuit is built into the anode.
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Soshine USB Rechargeable Batteries 3.7V 2200mAh Li-ion 18650 Batteries
Soshine is specialized in the production and development of battery and charger, Focusing on the flashlight batteries and chargers, consumer batteries and chargers, portable power, solar power supply.
Our version is to provide the high-performance, environmental friendly power solution to make people a better life and keep the environment continuous development.
Our core values are in terms of quality, safety, staff welfare and social responsibility.