Nitecore NL2140

The Nitecore NL2140 is a 21700-size Li-ion battery features a long lifespan, high energy density and powerful performance. The cell has a 4,000mAh capacity, 3.6V and 14.4Wh.

As with all Nitecore batteries safety is paramount and the NL2140 cell has a range of internal features to keep you, your devices and chargers as safe as possible. The 21700 battery has an innovative anode design with high temperature resistance, built-in PTC to inhibit high current surges, pressure relief valve which activates in the event of a rapid temperature increase and a microporous barries that protects the delicate internal components. 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: UI1, UI2, UM2, UM4, UMS2 and UMS4.