Hollis LED 3X focusable Light Single 3W backup Light | Adjustable 8 - 32 degree beam | Output 210 Lumen Burntime - 6 hours total | Bulb life 50,000 hours | T6061-T6 Anodized Aluminum 3 AAA alkaline batteries | Depth rated to 650ft/200meters Double O-ring seals | State of the art PMMA reflector Rear tie-point for boltsnap / lanyard included