The 18650 battery is a cylindrical lithium-ion rechargeable battery, measuring 18mm in diameter and 65mm in length. With a capacity of 2000mAh, it provides a good balance of energy density and power output, making it suitable for various applications, including:

• Flashlights: Offering long runtimes and bright output.

• Laptops: Commonly used in battery packs for portable computers.

• E-cigarettes: Frequently utilized for their high discharge rates.

• Electric vehicles: Used in battery packs due to their efficiency.

Key Features:

• Voltage: Typically around 3.7V nominal.

• Cycle Life: Can be charged and discharged hundreds of times.

• Discharge Rate: Can vary, often rated for high-drain applications (e.g., 10A to 20A).

Safety Considerations:

• Use a compatible charger.

• Avoid overcharging and deep discharging.

• Store in a cool, dry place.

Overall, the 18650 2000mAh battery is versatile and widely used in both consumer electronics and industrial applications.