Product Overview: i4 Rangerfinder: A revolutionary, Intelligent Golfing Companion Features: Get personalized club recommendations based on the laser detecting the distance to pin, your personal launch data, real-time weather integration, and environmental conditions Know your effective playing distance that factors in real-time local environmental conditions, including wind Use the i4 Smart Gapping tool for a personalized club gapping report to enhance your personalized club recommendations Slope compensation adjusts the distance to your target by accounting for the slope of the terrain. Built with an easy on/off toggle for tournament play Brand-agnostic data input means you can add your data via a CSV file from any launch monitor you're using Yard range is 5 - 1,000 Built-in magnet for ease of use and easy accessibility in golf carts Battery is high-quality USB-C rechargeable Weighs 180 grams Waterproof