The NiteRider Lumina Micro 750 headlight is packed with amazing features. The 750 is capable of operating in almost any ride condition, from low-light road conditions to mountain bike trails. It uses a CREE LED to produce a lumen output of 750 with a runtime of up to 10 hours on the lowest setting. The 750 features 4 light levels plus a safety daylight flash mode. It fits standard and oversize 35mm handlebars with an easy on and off strap mount with a quick release tab and can be conveniently charged with the included USB cable.Features: 750 Lumens CREE LED at 6000k Ride safely with Daylight Flash Mode! 4 Light Levels plus 1 Daylight Flash Mode Dust and water resistant Easy on and off handlebar strap mount with quick release tab Fits standard and oversize 35mm handlebars Compact and lightweight design that's perfect for helmet mounting (Helmet Mount Sold Separately) Convenient USB rechargeable Low battery indicator Lock Mode, perfect for use during storage and transporting the light. Press and hold Power button for 7 seconds to lock out operation of light.