Size: 18mm in diameter and 65mm in length.
Voltage: Typically 3.6V or 3.7V.
Capacity: Ranges from 1200mAh to over 3500mAh.
Applications: Used in laptops, flashlights, power tools, electric vehicles, and more.
Advantages: High energy density, long lifespan, and rechargeable.
Safety: Often include built-in safety mechanisms like overcharge and short-circuit protection.