Compact rangefinder with optical and digital precision technology for accurate distance and speed measurement - Accurate and portable: practical, compact design for precise speed and distance readings with minimal deviation. Uses precise optics and digital processing to measure distances, delivering a clearer view and extending the measuring distance. - Radiation-free safe rangefinder: uses optical and digital precision technology to measure distance with no radiation energy. Within the measurement range there is no radiation exposure and no damage. - Versatile functions: a practical tool for electrical engineering tasks, hunting, mountaineering, and car racing monitoring. - Clear display and extended range: provides a higher definition view and longer measuring distance for reliable field use. - Use scenarios: 1) Hunting or target practice to quickly estimate target distance. 2) Mountaineering to determine distance to waypoints or features for navigation. 3) Track or car racing monitoring to track speed and distance between vehicles on the course.