This reflex red dot sight with 4 different reticles with aircraft grade aluminum body can withstand constant heavy recoil. This tactical red dot sight is fog proof and has a shock-resistant housing with weather resistant seals coated lens provides superior light transmission, resolution and scratch resistance. Single-illuminated (red) reticle with adjustable rheostat for brightness control. Integrated Picatinny/Weaver mounting system. Unlimited eye relief for quick target acquisition. Includes protective lens cover.