High-performance 450-lumen headlamp with a no-bounce, no-slip design for a weightless feel; designed for maximum visibility and comfort on the road or trail Powerful beam with 450 lumens and a 90-meter range; optimized lens design for improved optics and focused illumination Added safety with a rear red light and reflective band printing for 360-degree visibility in low-light conditions Ultra-lightweight design weighs only 78 g; front panel measures just 10 mm thick for an unobtrusive, barely-there fit Runtime of 60 hours on low and 3 hours on high with an additional 1-hour reserve mode; USB-C rechargeable with a 2-hour charge time; IPX4 water resistance; backed by a 3-year warranty Experience top-tier performance with a fit unlike any headlamp you’ve experienced thanks to BioLite's award-winning 3D SlimFit Construction. With a front profile of only 10mm and weighing only 78 g, HeadLamp 425 sits flush on the forehead without worry of bounce or slippage. Moisture-wicking fabric keeps you cool and dry for any activity and the rechargeable battery means you can leave the alkalines behind.