UniqueFire UF-1503 IR 850NM T50 50mm Lens Infrared Light Night Vision Flashlight Torch + Remote Pressure Switch + QQ09 Scope Mount Kit Set (USA_1503_850kitset) QUICK CHANGE LED PILL SYSTEM: The UF-1503 has an unique feature a quick change LED pill system that enables the colour of LED to be changed easily from red, green, white or infrared without the use on any specialist tools. (extra LED pill purchased separately) LONG RANGE ILLUMINATION: Utilize high power IR black 850nm LED emitter- the smallest infrared LEDs with more than one watt of optical power. Rotary focusing system: illuminate much farther with smaller light spot. CAUTIONS: Infrared light is invisible to human eyes. It is designed to be used with night vision device.(Only a small and faint red glow on the LED to show you that the torch is on). ASPHERICAL LENS: 50MM Lens rotary focusing torch suitable for hunters. Illuminate much farther with smaller light spot. It has the ability to focus in for a tight spotlight or back out for a great effect. MODE MEMORY: 3 Modes System from Low-Mid-High with Mode Memory. (This Flashlight Remembers and Turns on to the Last Setting that it is Operated On). It is powered by 1 x 18650 rechargeable battery (not include in the package). Hard Press The Tail Switch Until it Clicks (Complete Press) to Activate The Torch. Hard Press(Complete Press) Gain Until it Click to Turn The Light Off. With The Light On, Gently Press(Half-way Press) The Tail Switch to Switch Each Mode From High/med/low . Press and hold button to turn on the light and release it to turn off the light. Intelligent pressure switch can free your hands when you are holding your shotgun. Press and hold the button to turn the light on and release to turn it off. The button makes no noise at all. Material: High Quality Plastic Size(mm): full-size:110(L)X31(D)X31(D) Weight(g): 90 about Anti-shaking Design Working Range 20-50mm Armasight Drone Pro Yukon Photon Pulsar N550/750 NiteSite NS50/200 Viper-Wolf DIY night vision