ATN X-Sight 4K Pro Smart Day/Night Rifle Scope comes with Ultra HD 4K technology with Superb Optics, 120fps Video, 18+ hrs Battery, Ballistic Calculator, Rangefinder, WiFi, E-Compass, Barometer, IOS & Android Apps. Ultra HD Sensor - Ultra HD 4K Sensor with our Obsidian 4 Dual Core Processor brings you cutting edge technology with higher resolution, faster optics, and millions of vivid colors. Ballistic Calculator - Hunt responsibly by making sure your shot hits the target each and every time. Range, Wind, Multiple-Weapon Profile, Angle to target, Temperature, Humidity, Plus more. Helps you determine exact ballistics for expert long-range shots. Dual Stream Video Recording - X-Sight 4K PRO not only Streams Video to your mobile device at HD resolution and can simultaneously Record to the SD card inside. Night Vision Mode - The X-Sight 4K PRO offers an Enhanced HD Night Vision Mode. Don't let the darkness slow you down. Ultra Low Power Profile - No more worries about your batteries dying in the field. At 18+ hours of Continuous operation the X-Sight 4K will last as long as you do. RAV (Recoil Activated Video) - takes care of all your worries. Just relax and focus on your game and let the Obsidian Core do the heavy lifting. This scope will automatically start to record a video before and after you take a shot.