Red Dot Sight 553 Holographic Sight for Metal Green & Red Dot Sight Scope,Outdoor Tactical 20 mm Rail Mount

553 Holographic Sight,Red Dot Sight for Metal Green & Red Dot Sight Scope,Outdoor Tactical 20 mm Rail Mount;About this item Lens material: clear multi-coated glass (waterproof, fog, shockproof, high light transmission); body material: aluminium alloy; length: 97 mm Adjustment: wind speed and height 0.5 MOA (1 click = 1/2 MOA) Mounted on a standard RIS rail, 1 inch weaver or Picatinny rail (mill spec 1913), 20 mm rail Brightness adjustment button 'up' brightens more; brightness adjustment button 'down': more dimmers; press both buttons at the same time: turn off the power

• Perfect packaging：1 x cleaning cloth,1 x English manual ,1 x red/green dot holographic sight, 1 x CR123A battery.Long term unused power can be automatically turned off within 2 hours
• Versatility Suitable for：Can be used on both 20mm tactical rails.The reticle color can be changed into red or green dot with one switch.
• Superior Material:equipped with shockproof and weatherproof materials, as well as metal frame, which will guarantee the sight can be used in severe environment.
• Easy to Return to 0:Elevation and windage turrets can adjust the point of impact, easy to set up.There are 10 levels of brightness settings.
• Clear Field :Adopts high transmittance lens and the latest design technology to ensure a clear vision, and shooting the aim without any shaking.