This product is a portable optoelectronic device, which can be used to measure the position distance, position height, viewing angle and moving speed of stationary objects within a certain range. It has the advantages of high precision, short measurement time, low power consumption and automatic shutdown. And it can grab small targets such as flagpoles in complex environments. Product after-sales service: After receiving the product, please check it carefully, and if you find any quality problems, you can contact customer service in time. Suitable for the crowd: all golf and outdoor sports enthusiasts Applicable industries: golf, outdoor, construction, electric power, forestry, water conservancy, transportation, environmental protection, agriculture and other industries. Single machine weight: 171g/unit