Ambidextrous side levers quickly deploy dot sight Includes a quick release picatinny mount Tough and lightweight aluminum build Can also be powered by an onboard CR2032 battery The KPM modular mount fits keymod, picatinny, M-LOK rails Red dot automatically turns on when there is sufficient sunlight Brightness level can be adjusted up or down when powered by the battery Mounted solar cells power the red dot whenever there is sufficient sunlight Side mounted button turns on the red dot under battery power mode A red LED turns on when the red dot is powered by the battery In the Box 1X Dot Sight Specifications: Brand NcStar Build Aluminum Reticle Color Red Dot Size 3 MOA Magnification 1x Dimensions 3.50 in X 2.50 in X 2.20 in Weight 0.40 lbs Battery CR2032 ColorA A BLACK California Proposition 65 Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov