1Aluminum Alloy Material: The IR flashlight has premium aluminum alloy shell, with the characteristics of wear resistance, compression resistance, oxidation resistance and corrosion resistance. 2Infrared LED: This IR night vision flashlight adopts advanced infrared LED, which has high efficiency and low thermal resistance, and the IR flashlight is waterproof. 3850nm Wavelength: The waterproof IR flashlight can emit invisible high power infrared light of 850nm, and needs to be used with other night vision equipment. 4Portable: The handheld IR flashlight adopts shockproof and antiskid body design, and the tail is equipped with a lanyard, so the IR flashlight is easy to carry. 5Applicability: The IR flashlight is suitable for night activities, allowing you to have better night vision in camping, night fishing, night flight, navigation, caves and hunting.