Kalkal Red Dot Sight, 3 MOA Reflex Sight Pistol Red Dot Scope for 20mm Picatinny Rail Mounts, with 4 Brightness Settings, Red Dot Optics Gun Sights for Rifles| Waterproof

✅【FULLY MULTI-COATED LENS】 The multi-coated scratch-resistant lens provides bright and clear views and increases light transmission during low-light situations. Sealed with O-rings and nitrogen purged ensures waterproof and fog-proof performance.
✅【4 BRIGHTNESS LEVELS】 Red dot brightness settings provide optimal visibility in any light conditions, allowing you to achieve fast target acquisition.
✅【MORE DURABILITY 】 Kalkal Red dot scope adopts rugged aviation-grade aluminum alloy housing. Matte black anodized finish resists scratches. Ultra-compact and lightweight design. If you are not sure about the gun applicable model, please contact us in advance.
✅【MORE ACCURATE】 Offers 2 height 20mm Picatinny or Weaver rails mount options to meet your need. Features adjustable elevation and windage adjustments to help you achieve pinpoint accuracy, parallax corrected & unlimited eye relief.
✅【SIMPLE OPERATION】 (+) buttons used to ON/increase the aiming point brightness level, and (-) buttons used to Off/decrease the aiming point brightness level. After a period of three hours of inactivity will auto-off.

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