the battery life is outstanding. The following steps must be performed before using the device. ATN IR850 Pro Long Range 850 mW Infrared Illuminator for Hunting, Law Enforcement, Search & Rescue and Military use, Includes IR Illuminator, Battery, Charger and Mount 4.2 out of 5 stars 191 $143.59 $ 143 . Nothing Compliments your ATN scope like a NightSnipe Infrared Illuminator Kit! i use the app on my phone a lot to make quick adjustments and i really like using the view finder on my phone. Extremely powerful IR850 infrared illuminator lets you have 300 meters of effective range in total darkness. 71 Three stage output Low - 5% @ … 59 The distance you can see is also related to the proper aiming of the illuminator … For example, the ATN X Sight 4K Pro 5×20 comes with an illuminator that you can see out to 250 or so yards depending on the conditions. Very good light. i mount the rifle to a tripod and sit back add watch through the view finder. Inspect the device for damage to optical surfaces, body, eyecups, operation buttons, etc. ATN IR850 Pro Long Range 850 mW Infrared Illuminator for Hunting, Law Enforcement, Search & Rescue and Military use, Includes IR Illuminator, Battery, Charger and Mount 4.2 out of 5 stars 191 $143.71 $ 143 . Most of the night vision scopes being sold today come with an IR illuminator. The ATN X-Sight 4K Pro 5-20x Ultra HD Riflescope takes an already powerful scope and adds high-resolution night vision for shooting in all light conditions. 4. 2. Guaranteed!! Open packaging box, remove X-Sight 4K. 1. It reflects badly on the scope. Verify your box has the following: Optic, Optic Cover, Sunshade, Rubber Eye Piece, IR Illuminator (only with X-Sight 4K Pro), Rings (only with X-Sight 4K Pro), Charging Cable. See your target at 700+ yards with the NightSnipe NS550 Extreme IR!! Mount. ATN IR850 Pro Long Range 850 mW Infrared Illuminator Long Range Doubles the range of a standard IR illuminator, enhancing the performance of a Digital Scope at night. ... ATN X-Sight 4K Pro 3-14x learn more. 3. Ensure that all optical surfaces are clean and ready f… James O. I suggest that you don't bother to sell it with the purchase of the scope. x-sight 4k pro 3-14x this scope has impressed me more every time i turn it on.

The IR illuminator that came with the 4K Pro was unsatisfactory.