Function: ACOG, 4x32 Red/Green dot，Mini Red dot sight

fit for: 20mm Picatinny Rail

Magnifier: 4x

Objective lens: 32mm

Eyepiece: 28mm 

Material: aluminum

Dot Color: Red/Green

Scope type: crosshair

Brightness level: 5 levels

Zero value: 0.75MOA

Field of view: 85' at 100 yards

Parallax: Parallax Free

Battery type: 3x Ag5

Length: 150mm

Eye relief (mm): 30mm

Coating of the multi-layer lens.