Features of Leapers 5th Gen 9X50mm Full Size A.O. Range Estimating MilDot Side Wheel Red/Green Illuminated Zero Locking/Resetting Scope SCP395AOMDLTS: Revolutionary Triple S Structure (Smart Spherical Structure) for the most effective telescopic functions. Dynamic scope body design featuring side wheel red/green illumination rheostat. Mildot range estimating reticle. Full size adjustable objective scope, from 5yds up. Complete with 2.5? super sniper stackable sun shade and flipopen lens caps. Specifications for Leapers 5th Gen 9X50mm Full Size A.O. Range Estimating MilDot Side Wheel Red/Green Illuminated Zero Locking/Resetting Scope SCP395AOMDLTS: Magnification: 3X9X Tube Dia.: 25 mm Objective Dia.: 50mm Field of View @100 yards: 39?13? Eye Relief: 3.3" 3.1" Exit Pupil: 10mm5.6mm Click Value@100 yards: 1/4? Length: 13.5" Weight: 23.5oz Parallax Setting: 5 yds infinity Battery: CR2032 3V Lithium