The Nitecore NL2153 21700 Li-ion battery features a long lifespan, high energy density and powerful performance. First introduced by the electric car industry, this 21700 cell has an impressive 5300mAh capacity, 3.6V and 19.08Wh.
As with all Nitecore batteries safety is paramount and the NL2153 cell has a range of safety features to keep you, your devices and chargers as safe as possible. The 21700 battery has a built-in intelligent protective circuit of the positive polarity which protects against overcharge, over discharge and short-circuiting. Externally, the cell is equipped with nickel-plated stainless steel protectors at both ends and is coated with a durable metallic film to guard against abrasion.
The 21700 is recommended to use with the following Nitecore chargers: Ci2, Ci4, UMS2 and UMS4.
Please note: We are unable to accept returned batteries once they have been opened, so please ensure they are the correct cell for your device before ordering.