RAVIN Integrated Zero X1I Crossbow Scope Target something greater from two apex leaders in crossbow accuracy. The Ravin integrated Xero X1i Crossbow Scope is customized exclusively for Ravin from GarminŽ and optimized for your Ravin crossbow model. Sighting in the Xero X1i scope is quick easy and automatic. Simply mount the scope select your Ravin model and sight-in at 20 yards the precise digital aimpoints are pre-calibrated. Garmin Xero X1i's advanced processor does the rest. It's a fusion of accuracy unlike anything the world has seen. This high-performance upgrade increases deadly accuracy and eliminates the need for a rangefinder saving precious ounces and unnecessary gear. The X1i is preloaded with the ballistics for every model ever made by Ravin except the R18: R9/R10/R15/R20/R26/R29/R5X/R10X/R26X/R29X/R500. Specifications: - Dimensions: 6.2 x 2.6 x 3.7 - Weight: 1.9lbs. - 3.5X Magnification - Pre-Loaded Ravin Crossbow Data for Quick and Accurate Sight-In - Ravin Custom Colored Reticle - Electronic Level Sensor - Angle Compensation Built-In - Reticle Brightness controlled via Ambient or Manual Light Sensor - Battery Type: 2 AAA Lithium Batteries (included) - Display Size: 1.2