Last but not least, the widely praised diffusing stuff sack is included in both of the headlamps. MSRP: $36.95 · Weight: 1.66 ounces (47 grams) · Maximum Brightness: 400 lumens · Maximum Runtime: 45 hours at 6 lumens · MCT (Multiple Color... The NU25 MCT is the third outdoor headlamp with multiple color temperatures released after the NU27 and HA23 UHE. Pealamp Nitecore NU25 MCT UL; 400 lm Rechargeable Headlamp NITECORE NU25 MCT - 400 Lumen USB-C Rechargeable Multi-Temperature NU20 Classic 360 Besides, weighing only 50g (1., 76 oz), the NU25 MCT is 10., 7% lighter than the last generation, making it the lightest generation to date. NiteCore NU25-UL The Ultra Lightweight EDC Headlamp - Plaza Cameras The NU25 MCT is undoubtedly the latest iteration with the longest runtime ever. It is equipped with the MCT UHE LEDs featuring three color temperatures and high luminous efficiency and a built-in battery with higher capacity.