The NITECORE NL1850RX is a bidirectional charging Li-ion battery with a built-in USB-C Port and internal safety features.

The F21i is the Fast Charging Power System specially designed for 21700 i Series Batteries with 18W USB-C dual way fast charge.

The 21700 Intelligent Battery System is an innovative power solution which consists of the NITECORE 21700 i Series Battery, the ML21 Magnetic Light, the MC21 Magnetic Charger and an MPB21 Magnetic Power Bank.