The Nitecore HLB2500 is an all-weather, USB-C rechargeable Li-ion battery pack engineered to perform in extreme environments. Designed to operate at temperatures as low as -40°C (-40°F) and at altitudes of up to 10,000 metres, it also features an IPX8 waterproof rating for reliable performance in harsh conditions.

Compatible with the Nitecore HA29 UHE and HA27 UHE head torches, the HLB2500 delivers consistent power output even in extreme cold, ensuring stable and dependable illumination in demanding conditions. When paired with the Nitecore HA29 UHE, the battery pack can sustain approximately 400 lumens on High mode in temperatures ranging from -40°C to -30°C.

Charging is simple via the USB-C port, with clear LED status indicators for convenience. A constant red light indicates the battery pack is charging, while a green light confirms a full charge.

For enhanced safety and reliability, the HLB2500 incorporates an intelligent protection circuit that safeguards against overcharging, over-discharging, and short circuits.

Please note: Only compatible with the Nitecore HA27 UHE and HA29 UHE - cannot be used in other brands head torches that use 3 AAA batteries.

Due to shipping restrictions we are unable to send orders containing only batteries without a device to Northern Ireland and the Channel Islands. Orders that include a device such as a torch and/or charger are unaffected.