Tactical M3 red green dot gun sight brightness adjustable aircraft aluminum case water and dust resistant 22mm rail compatible Feature: Durable complete metal construction Fast rail mounting design Red or green double light dot with brightness control Weatherproof and shockproof Removable spring cover lens covers Technique: 1.

Body material: aircraft grade aluminum alloy 2.

Residual type: Mil-Dot 3.

Illuminated type: red and green 4 with 5 levels of brightness adjustment.

Magnification: 1X 5.

Lens diameter: 35mm 6.

Field of view (@ 100yds): 60 degrees 7.

Eye relief (mm): flexible 8.

Exit student (mm): 80mm 9.

Power of M3: 1x DC3V,CR2032 button battery.

(1 gift) 10.

Rail mounting size: fit 20mm/22mm standard rail.

11

Unit length (without cap): 120mm 12.

Tube diameter: 40mm Package Includes: 1x Red and green dot gun sight reddot 1x 2032 battery 1x Lens cleaning cloth 1x User manual.