X.YShine IR Flashlight OSRAM 850nm Infrared Light Night Flashlight for Night Vision Device Camera Monitor Fill Light with 18650 Battery & Charger&nbsp;Included (The Light is Invisible to Human Eyes.) The wick of the flashlight is made of 5W infrared lamp bead of original German OSRAM 850nm. Its lifespan is up to 10,000 hours or more, so there is no need to consider replacing the cap for the whole life. The light of the handheld flashlight is invisible to human eyes, but there a slight red burst. PLEASE DO NOT TAKE IT FOR GENERAL ILLUMINATION FLASHLIHT. Only through tools or special instruments can you find the light. Common devices with an infrared filter can not sense the infrared light emitted by this flashlight. The Infrared Light Flashlight can be used with night vision device, such as night vision device, infrared camera, night vision monitor, infrared monitoring hunting and so on. MATERIAL: The Night Vision Flashlight is made of high quality anodized 6061T aluminum alloy. APPERENCE: The metal Housing is produced by CNC technology for high strength so that this flashlight is sturdy and durable. Crenellated design makes it can be used for self-defense and anti-slip. Remote Distance: 30-150m. NOTE: It depends on camera or photographic equipment; it is powered by a 18650 Rechargeable Battery. It is a telescopic focusing flashlight to fill light for infrared camera monitor, night vision device and Infrared monitoring hunting shooting. Excellent IP66 waterproof, "O" ring and gasket sealed, suitable for outdoor environment, can be used in rainy weather ( IT IS NOT FOR DIVING, SO PLEASE DONT PLACE IT INTO WATER FOR A LONG TIME.)