Meprolight Foresight 1x Red Dot - Multiple Reticles - These revolutionary new optical sights provide superhuman situational awareness with a real-time data feed in your field of view, including a shot timer, compass heading, and more. Bluetooth connectivity creates radical efficiencies like instant access to more than 20 reticles and up to 10 personal firearm profiles, while Meprolight's DoubleShoot App provides automatic digital zeroing when you upload an image of your target, key performance data, and more. It's the missing link of intelligence between marksman and machine 33x20mm Display Window Rechargeable USB-C Battery Auto Shut-off / Auto-resume