Two Modes - Green mode designed for golfers and a general mode for measuring distance to targets. This provides golf-specific distance readings as well as versatile targeting measurements. Safe Measurement - Completely safe to use with no radiation and no risk of harm during measurements. Lightweight and Portable - Made from lightweight ABS material and easy to carry with the included rope. Easy to Use - To measure, align the screen’s bottom line with the horizon, adjust the scanning line to the target, and the distance will appear at the top of the screen. Energy Saving - Automatically turns off after 60 seconds of inactivity to conserve battery life. Use scenarios - On the golf course to measure distance to the flag, green, or hazard, helping with club selection and shot planning. - At the driving range to gauge distances to practice targets for consistent aim and distance control. - Outdoor tasks such as measuring distances to trees, landmarks, or property features for landscaping or planning projects.