Feature:1. Constant current voltage stabilized drive, support anti reverse connection, which solves the problem of reversed battery polarity during use.2. You cannot see the infrared rays emitted by the infrared flashlight (there is only a faint red light on the LED, indicating that the flashlight is turned on).3. With telescopic focusing design, the spot size can be adjusted according to work needs to meet various needs of users. It is suitable for hunting, adventure, observation and photography, night vision lights, etc.4. Infrared light emits wavelength, which needs to be used with night vision goggles, NVS, camera phones, monoculars, and goggles.5. Straight appearance, comfortable grip, one hand control, convenient operation, one button operation at the tail, physical reverse switch, press to turn on or off the light source, search for lighting more flexible and comfortable.Specification:Item Type: IR FlashlightMaterial: Aluminum AlloyPurpose: Home LightingSize: Approx. 12.3 x 2.9cm / 4.8 x 1.1inApplicable Battery: One 18650 Lithium Battery/3 AAA Battery/One 21700 Lithium Battery (Not Included)Gear Position: 1 GearWaterproof: IPX54Power: 5wWeight: Approx. 107g / 3.8oz.Package List:1 x Flashlight(Battery Not Included)1 x Battery TubeNote:Shipped without batteries.