vector optics scrapper 1x25 sol mossberg 500 Absehen: MPR V10 Absehen: MPR V10 87"] Parallax <3MOA (3') Parallax setting N A Dot size 3 MOA Sensor N A Click value 1 MOA Elevation adjustment range 60 MOA Windage adjustment range 60 MOA Footprint N A Mounting rail Picatinny Illumination setting 11 Levels Battery type CR2032 Battery life N A Battery placement Side Loading Waterproof IPX4 Shockproof N A Working temperature 20 to 50 °C [ 4 to 122 °F] Housing material Rubber Mount material 6061 T6 Aluminum Alloy Finish Matte Black Weight (net) 185 g [6 and it turns back on as soon as the optic is moved) but whenever you are in sufficiently bright conditions