【NIGHT VISION SUPPLEMENT, NOT LIGHTING】-- Used advanced infrared LED in Germany, emits 5W powerful infrared 940nm light which is INVISIBLE to the naked eye. Different from common flashlights – You will see nothing lighting up except a faint red LED if there is not any night vision device working with. [ATTENTION]: You need professional Infrared Equipment (night vision scope / monocular / infrared cameras / goggles) Cooperation to turn night into day on, otherwise you'll think it doesn't work!【IR 940NM HUNTING ILLUMINATOR】-- This IR 940nm flashlight is very helpful for finding pigs, coyotes, foxes, snakes and etc in the dark. Under the infrared light with higher concealment (Compared to 850nm infrared flashlight), you can find them without disturbing them, helps to observe their natural behavior at night outside. Also amazing for assisting with photography for forensics and indoors purpose, such as science demo, paranormal research, material-science experimenting.【ADJUSTABLE FOCUS LENS】-- Support to adjust the beam width according to night vision needs at different distances. Lens telescopic, zoom out and get the narrow beam to reach out further vision (clearly illuminated objects well past 164 yards); zoom in and get the floodlight to cover a larger area. One-handed operation makes it more convenient to searches or observations. Helps to supply better night vision in hunting, photography, camping, night fishing and caving adventure.【USB RECHARGEABLE BATTERY POWERED】-- The IR light is powered by 3400mAh rechargeable battery (Included), can be continuous use for 3 hours. Comes with a USB charger, easily connect the charging cable to any USB devices (5V 2A) like your power bank, laptop then fully charge the battery in 3 hours. When not in use, Loosen the tail cap and disconnect the power supply to prevent activated the light by mistake!! 【BETTER PRODUCTS AND GUARANTEE】-- The waterproof and drop-resistant aluminum alloy body ensure the infrared torch can suitable for any weather and humid conditions. 【WARRANTY!】We stand strongly behind Your satisfaction. Any question will be solved if you contact DARKBEAM directly. We provide promptly support with 180-Day Money Back, Replacement & One Year Guarantee.