Nitecore 18650 Headlamp Battery Extension Case for Nitecore NU40, NU43, NU50 Castanets Chair The NU25 MCT UL is

The NU25 MCT UL is equipped with the MCT UHE LEDs featuring three color temperatures and high luminous efficiency and a built-in battery with higher capacity

15 lbs | 68 g

With 2 air pressure levels

It is designed to fold easily and compactly for convenient storage

Closed Length: 122mm

Nitecore 18650 Headlamp Battery Extension Case for Nitecore NU40, NU43, NU50 Castanets Chair The NU25 MCT UL isThe Nitecore Extension Battery Case is designed to extend the battery runtime of the NU40, NU43, NU50 headlamps and other compatible models. When the headlamp is on, it will first be powered by the battery case, followed by the built in battery of the headlamp allowing it to maximize its runtime. Weighing only 65g and directly attached to the headlamp band on the back, it provides a balanced weight distribution to the user for a comfortable and secure