Lithium battery 5000mAh 3.7v

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Technical Information about 18650 Batteries: Actual Size and Capacity: Technologically and practically, the maximum true and reliable capacity of 18650 batteries typically does not exceed 3500 mAh (such as those from leading Panasonic or Samsung cells). Batteries labeled as 5000 mAh for 18650 batteries are often overstated by unknown commercial manufacturers. Applications: Used in flashlights, some small electronic devices, and power supplies, but caution is advised as they are lithium batteries and often lack external protection circuitry. Warnings and Safety: Ensure they are charged with chargers specifically designed for lithium-ion batteries and avoid exposing them to damage or high temperatures.