Laser Distance Sensor 4CM-4M Measuring Meter with Alarm Function ±20mm Accuracy UART 5-36V Waterproof Digital Measuring Tool Rangefinder

The alarm distance can be adjusted. When the measurement distance is less than the set value, the voltage output of the alarm pin changes. The module uses high-precision laser ranging sensor and corresponding optical filter cover to effectively filter optical interference. 12 months quality guarantee. The tutorial link is printed on the guide card in the package. Full tutorial download link: (http://www.youtube.com/c/). If you have any questions, please feel free to contact us. We will provide services and solutions that will satisfy our customers. support(at)wit-motion(dot)com WT53R-TTL Module * 1 and Dupont Line * 1