The new Sig Sauer Sierra3 BDX Rifle Scope is ready to hunt. A 3.5-10X42mm, 30mm Main Tube, BDX-R1 Digital Ballistic Reticle, Bluetooth, Black Finish all come together in a complete package that keep you in the game. SIG SAUER BDX 3.5-10X42MM FEATURES: Disguised within the form of a traditional riflescope lies the power of the SIG SAUER BDX Ballistic Data Xchange. The SIERRA3BDX riflescope provides the hunter an illuminated auto-holdover dot on targets when coupled with a BDX capable KILO rangefinder. Featuring SpectraCoat lenses, LevelPlex digital anti-cant, and KinETHIC kinetic energy transfer indicator, the SIERRA3BDX is incredibly simple to use. Range a target, put the holdover dot on target, pull the trigger, impact. SIG SAUER's BDX. Just connect the dot. SIG SAUER BDX 3.5-10X42MM SPECIFICATIONS: Finish Black Waterproof Yes Weight 20.9 Ounce Tube Diameter 30mm Power Variability Variable Minimum Power 3.5 Maximum Power 10 Adjustment Click Value 1/4 MOA Adjustment Type Click Exposed Turrets No Finger Adjustable Turrets Yes Turret Height Medium Fast Focus Eye Piece Yes Lens Coating SpectraCoat Warranty Sig Sauer Electro Optics Infinite Guarantee Rings Included No Sun Shade Included No Lens Covers Included No Reticle BDX-R1 Reticle Construction Glass Etched Illuminated Reticle Yes Battery Type CR2032 Holdover Reticle Yes Reticle Focal Plane Location 2nd Parallax Adjustment No Fog Proof Yes Shock Proof Yes Overall Length (A) 12.75 Inches Objective Diameter (G) 1.95 Inches Eyepiece Diameter (H) 1.61 Inches Objective Lens Diameter 42 Millimeter Eye Relief 4.21-3.46 Inches Exit Pupil Diameter 8.8-4.2 Millimeter Field of View @ 100 Yards Minimum Power 27.8 Feet Field of View @ 100 Yards Maximum Power 9.4 Feet Maximum Windage Adjustment 55 MOA Maximum Elevation Adjustment 55 MOA