Regular Illumination: Adjustable illumination knob on the Ocular tube for red, green or black reticle, different levels of brightness for diverse weather/light conditions.
Fixed Power:Magnification of the scope is fixed.

Specifications:
Magnification: 1X
Tube Diameter: 38mm

Objective Diameter: 30mm
Field of View @ 100 yards: 16.5'
Eye Relief: Flexible
Exit Pupil: 25.0mm
Click Value @100 yards: 1/2"
Length: 119mm
Weight: 7.4 oz
Batteries: CR2032 3V