For those seeking reliable performance and functionality no matter how tough the conditions, the Venom Enclosed Micro Red Dot features an easy-to-mount, closed design that shields against disruptions from rain, dust, or snow. ith a large sight window, motion activation, and adjustable brightness, it delivers function, handling, speed, and accuracy in any shooting situation. FeaturesShake Awake with 10 Minute Shut OffAspherical LensLarge Viewing WindowIncludes Cover, Mounting Hardware, Lens Cloth, & Tool