The Fusion 1050 is a great all-around dive light with its adjustable 12˚ » 100˚ beam angle and 1050 lumen output. This midsized light is small enough to fit in your BCD pocket as a backup or powerful enough to be used as a primary light and versatile enough to be used as a video light. With the adjustable beam angle you can add an adapter to your camera tray arm and turn your light into a 180˚ video light. Includes lanyard, 18650 Li-ion battery, charger, USB cable and padded case. Key Features: Light meets American National Standards Institute (ANSI) FL1 standards; Use with both lithium-ion and alkaline batteries; 1050 lumen output; Adjustable 12 degree (narrow beam) to 100 degree beam angle (wide beam great for video); 100%, 50%, 30% power level; Emergency strobe.