Whether riding the slide of an optic-ready handgun or outfitting a rifle or shotgun with ultra-lightweight accessories, the new TRUTEC MICRO is here to help. The MICRO incorporates favorite features of the TRUTEC line in an ultra-lightweight and versatile profile, including digital push-button brightness control and an idle auto-off system to save battery life. Features 3 MOA Red Dot reticle for fast acquisition, digital push-button brightness controls, 10 brightness settings, unlimited eye relief, locking windage and elevation adjustments. Mounts to Ruger 10/22 Receiver.