Suitable for the flashlight with head of 34mm

NEW i4 Intellicharger: an upgraded edition of the i4, with enhanced compatibility, efficiency and intelligence.

NEW i2 Intellicharger: an upgraded edition of the i2, with enhanced compatibility, efficiency and intelligence.

Suitable for the flashlight with head of 40mm

The UI1 is a portable USB-C battery charger with a max output of 1A, available for large-sized 20700, 21700 Li-ion batteries and more. It has multiple charging safeguards with a weight of only 40.5g (1.43oz), enabling the users to enjoy the inexhaustible power supply on the go.

The UI2 is a portable dual-slot USB-C battery charger with a single slot max output of 1A, capable of charging 2 batteries simultaneously and controlling each slot independently while available for large-sized 20700, 21700 Li-ion batteries and more. It has multiple charging safeguards with a weight of only 79.5g (2.8oz), enabling the users to enjoy the inexhaustible power supply on the go.

NITECORE 18650 extension battery case is USB-C powered, significantly extending the headlamp's runtime. Its well-balanced design ensures optimal weight distribution for a comfortable and secure fit. The red flashing effectively guarantees the safety of the wearer at night.