FeaturesSwarolight-Automatic shut-on and shut-off with inclination sensor for illuminated reticles, optimized electronics for higher battery life.Swaroclean-Non-stick coating on the lenses makes it easier to clean away dirt such as water marks, insect repellents, or tree resin.30mm Main Tube3.75" Eye ReliefTwilight/Day illumination Switch above eyepiece with 64 illumination levels combinedLightweight at 23.8 ounces Midway is able to offer you this product at a great value because it has been used as a demo. It may have light handling marks, but still holds the same quality and warranty that is Swarovski. The Z8i marks a milestone by SWAROVSKI OPTIK. This rifle scope's 8x zoom and outstanding optics ensure that you couldn't be better equipped for every type of hunting. The slim 30-mm central tube also blends seamlessly with any hunting firearm. In addition, the optional ballistic turret flex (sold separately) can provide you with maximum versatility in every hunt...