The Nitecore NU25UL is a powerful and incredibly compact headlamp. With its strap and small housing, it weighs only 45 grams. The headlamp features three different light sources: two main LEDs for spot and flood light (mix mode is possible) as well as two red light LEDs. The lamp is attached to the headband and can be easily and quickly detached, for example, to clean the band. The NU25UL boasts an intuitive control concept. The Li-Ion battery of the Nitecore lamp has a capacity of 650 mAh and can be charged directly in the lamp via a USB-C port. An integrated battery level indicator informs you about the charge status. At the highest brightness of 400 lumens, the NU25UL illuminates your path for 2 hours and 40 minutes, while at a dimmed output (60 lumens), the runtime increases to a full 10 hours and 25 minutes. With an IP66 protection rating, the headlamp is suitable for a variety of outdoor activities and fits into even the smallest gaps in your backpack.