Available to order. Rechargeable infrared dive strobe for night-vision environments. Its 940nm pulses are invisible to the naked eye and visible through NVG systems, in a wide 270° beam at 120 pulses per minute (60 below 20% power), for up to 8 hours on the rechargeable 18650 battery. Rated to 150 m. Push-button switch with battery level indicator. Includes battery pack, USB charger, lanyard and 3L dry bag.