21700 4500mAh 3C Lithium Ion Battery

This is a lithium-ion battery with a capacity of 4500 milliampere-hours (mAh) and a discharge rate of 3C, commonly referred to as a 21700 battery. The "21700" indicates its size: 21mm in diameter and 70mm in length. The 3C discharge rate means it can deliver current at three times its capacity.

Specification