18650 Lithium-ion Battery
18650 Lithium-ion Battery
The lithium-ion rechargeable battery that is commonly used in portable power applications is known as the 18650 Battery. The dimensions of the battery are indicated by the first 4 digits in its name, with the fifth digit indicating that it is a cylinder cell. The standard dimensions of an 18650 battery are 18mm in diameter and 65mm in length.
