ACCURATE MEASUREMENT: The rangefinder uses precise optics and digital technology to measure distances, brightened the view with higher definition, and longer measuring distance. HIGH-TECH DESIGN: The high technique supported rangefinder comes to stable measuring results, wear-resistance with longer service time. This item is handy and portable, has accurate speed and distance measurement, with low deviation. 2 MODES: There are green mode and general mode for choosing, with this green mode, you can test the distance from you to the hole easily. It is a great accessory for various outdoor activities, you're worth it. WIDE APPLICATION: This product is suitable for electricity power engineering, mountain climbing, watching car race, and playing golf.