21700 3.7v 5000mah Rechargeable Lithium Ion
High capacity 100% original 21700 3.7V 5000mAh rechargeable li-ion battery with 5V 1A USB port battery for LED flashlights and torches, Diving flashlights, Power tools, etc. This usb charging battery can also accepted Brand or Logo customized according to your specific requirements, so please let us know what you really need first before you want to order.
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