Hawke Endurance Red Dot 1x25 Digital Sight, Weaver Durable aluminum construction 3 MOA red dot Objective size: 25mm 25-layer multicoated optics 8-stage digital brightness control Parallax free from 10 yards High profile quick release and low-profile Weaver mounts Windage and elevation adjust by 1 MOA clicks Shockproof, fog proof, waterproof Nitrogen purged Length: 2.8" Weight: 6.5oz Limited Warranty Includes sight, low weaver mount, high weaver mount, hex key, rubber lens protectice cover, and CR2032 battery.