FR300 is a highly visible daytime running headlight to help you ride safely. It gives out 300 lumens in the warning flashing mode and works with Garmin/Wahoo computer mounts to keep your handlebar clean. It can also be a power bank to charge your bike computer when in need. With the auto on-off mode, you can use the light conveniently. Make sure you are visible and ride safely with RAVEMEN FR300. Features: Highly efficient COB LEDs with max 300 lumens Eye-catching warning flash for daytime riding and multiple brightness levels for various ridings Auto on-off mode for hands-free operation Work with Garmin/Wahoo computers and Garmin/Wahoo mounts (*excluding Wahoo ELEMNT BOLT original aero out front mount) USB-C charging port to charge the light easily USB-C discharging (only for charging bike computers) IPX6 water-resistance for riding in heavy rain Mode memory function to remember the last used mode Tech Specifications: LED: COB LED Battery: 1200mAh/3.7V rechargeable battery Dimensions (Headlight): 82mm (L)*60mm (W)*25.5mm (H) Weight (Headlight): 75g