Durable, super bright, and easy to mount, Planet Bike's Beamer 3 LED is powered to light up the night. New 4X brighter Nichia eXtreme V 2.0 LEDs. Three white LEDs make you visible and illuminate your way. Flashing and steady modes. QuickCam bracket mounts-adjusts or removes in seconds without tools. Up to 100 hours run time on two AA batteries (included) 642016302909 19085600012 02-381-116