Ravemen FR1100 Front Light Beacon in the Night The FR1100 is a 1, 100-lumen front light that mounts under your Garmin or Wahoo computer instead of taking up bar space. The lens spreads the beam evenly and throws it 105 meters, and a day flash mode keeps you visible in daylight. Auto power control turns it on and off for you, and the aluminum body handles the heat. Features1, 100 lumens, 105-meter beam, a lens that spreads the light evenly across the road Six lighting modes, including constant light, flashing, and day flash modes Stacked mounting design, fits under Garmin and Wahoo computers on a remote mount Auto power control, switches on and off by itself so you don't have to2500m Ah battery, up to 46 hours in flashing mode, with USB-C charging Aluminum alloy housing, strong and light, with good heat dissipation SPECIFICATIONSIntended Use Road, Gravel, Night Riding Max Output1, 100 lumens Beam Distance105m Modes6Battery2500m Ah lithium-polymer Runtime1. 8 hours (full power) to 46 hours (flashing)Charging USB-CMount Garmin and Wahoo style (not compatible with the original Wahoo ELEMNT BOLT aero mount)Dimensions82 x 61 x 25. 4mm Weight119g | Ravemen | Fr1100 Front Light 1100 Lumens