The RAPTOR is equipped with ADE smallest 2 MOA illuminated red dot, designed to be used on pistols, shotguns, and rifles. It comes with a removeable picatinny mounting plate and can also be attached to a varieties optics ready handgun with RMR footprint mounting plate/optics cut. To turn the unit on, press and hold the + or - button for 2 seconds. To turn the unit off, press and hold both + and - buttons for 2 seconds. To adjust the brightness, quick press + button to increase brightness, quick press – button to decrease the brightness The Raptor has Motion-On/Wake-Sleep technology. While Raptor is turned on, the red dot illumination goes sleep after five minutes of inactivity, but when any motion or vibration is detected, it instantly switches on illumination at the previous brightness setting. When the unit is powered off, the motion sensor is turned off too.