Feature:1. Light Pink Light Source: The light source detected by the mobile phone camera is light pink, which can detect whether the infrared flashlight is working normally or distinguish the 850 band.2. Infrared: The infrared flashlight emits infrared light that is not visible to the naked eye, which is not a white LED flashlight for ordinary lighting, and you will not see any light with the naked eye.3. Straight Barrel Design: The appearance of the flashlight adopts a straight barrel shape, which is comfortable to hold and can be controlled with one hand, and the operation is simple and convenient.4. High Quality Material: The flashlight is made of aluminum alloy, which is sturdy and durable, with stable performance, infrared light range: 5‑10 meters, and an average lifespan of 10,000 hours.5. Use: Infrared light emits 850nm wavelength, it needs to be used with goggles, goggles, infrared cameras, NVS, camera phones, monoculars, goggles, hunting animals, adventure, and observation.Specification:Item Type: FlashlightMaterial: Aluminum AlloySize:Lamp Diameter: Approx. 4.5cm/1.8inLight Tail Diameter: Approx. 2.4cm/0.9inLength: Approx. 14.8cm/5.8inBulb: 850nm LEDInfrared Light Range: Approx. 5-10m/16.4-32.8ftLifespan: Average 10000 HoursMode: Always Bright ModeBattery: 1 x 18650 Battery (Not Included)Gross Weight: Approx. 125g/4.4ozDescription: The LED chip of this flashlight will turn red when illuminated, but the beam needs to be detected by a device or a non infrared filter. Focusing infrared flashlight 850nm, instrument camera fill light monitoring light source fill light In order to avoid power consumption for a long time due to unknown power supply, it is recommended to take out the battery when not in useHow to Use:1. Install 1 18650 battery (battery not included)2. Control the light switch through the switch on the productPackage List:1 x