A pistol optic's primary purpose is to provide fast target acquisition with a reasonable rate of accuracy by allowing the shooter to maintain focus on the target while aiming.The mecanik mo1 tactical micro reflex sight does just that.The mecanik mo1 tactical micro reflex sight tcf (tactical concave face) allows the user the capability of manipulating the slide through the red dot, without touching the reflex glass.This feature further enhances its usability by allowing the slide to be racked against your waistband, while manipulating the firearm with one hand.Due to the high-tech motion sensor in the mecanik mo1, the battery life is preserved when the optic is not in use.Its light sensor automatically adjusts the brightness of the red dot, in order to match ambient light and maintain visibility.The mecanik mo1 tactical micro reflex sight has a 3 moa red dot, which has been identified as the ideal dot size for urban environments.Finally, the mecanik mo1 has the capability of co-witnessing with your favorite iron sights.Mecanik is proud to give you the most efcient, reliable, and robust electronic sighting system in the world.Battery Size: CR2032Magnification: 1xObjective: 22mm x 15.8mmEye Relief: UnlimitedDot Size: 3 MOALength: 1.61"Weight: 0.70 ozReticle: 3 MOA Red DotAdjustment Size: 1 MOAProofs: IPX7 WaterproofWindage Elevation: Adjustable