The Energenie EG-BA-18650/2600 is a rechargeable lithium-ion battery designed for high-drain devices such as LED flashlights, e-cigarettes, and various autonomous electronics. With a capacity of 2600 mAh and a voltage of 3.7 V, it provides a reliable power source for equipment that requires a steady energy flow. Safety is integrated directly into the cell through a built-in protection circuit that prevents overcharging, over-discharging, and short circuits, which helps extend the battery's lifespan and ensures safer operation. Measuring 70.5 mm in height and 19.5 mm in diameter, this 18650 form factor cell fits standard compatible slots and comes as a single unit in a blister pack.