Item Type: IR Flashlight Material: Aluminum Alloy Retracted Size: Approx. 215x55x35mm / 8.46x2.17x1.38in Extended Size: Approx. 225x55x35mm / 8.86x2.17x1.38in Power Supply Battery: 2pcs Lithium Batteries (Not Included) Wavelength: 850nm Light Source: IR Light Uses: Used for night vision goggles, NVS, NVG DIY, cameras, mobile phones, monoculars, goggles and cameras that do not block infrared light as auxiliary fill light. Weight: Approx. 435g / 15.34oz 1Professionally manufactured infrared flashlight, 850nm wavelength, zoomable, can make animals clearly visible in the dark night. 2Recommendation: The infrared flashlight needs to be used with night vision goggles, NVS, NVG DIY, cameras, mobile phones, monoculars, etc. 3Power Supply: The flashlight is powered by 2pcs lithium batteries (not included), long lasting battery life, energy saving and environmental protection. 4Sturdy Shell: Aluminum alloy shell is anti splashing, impact resistant and durable, easy to clean and wipe, can deal with a variety of harsh outdoor environments. 5Characteristic: IR flashlight is not an ordinary flashlight, it has no visible light, no light can be seen by the naked eye, it emits high power invisible 850nm infrared rays.1 x Tail Switch 1 x Flashlight Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.