-Item Weight (gram) :240 
-Color :Black
-Length :105mm
-RDS Color :Red
-Magnification: 1x
-Built Material :Metal
-Manufacturer: BSA
-Operating By 3v CR2032 Battery
-Mount Base for 20mm Rail (Any Rifles, Carbines, Shotguns, Machine guns and Handguns )
-11 Levels Brightness Control for each Illuminated Dot
-The BSA RED DOT is a lightweight sight for all types of shooting , especially close in and quick target acquisition under any light conditions