Features: Experience Precisions distance measuring with AJ SR04M Ultrasonic Sensors Module, for any computer DIY development board project. from PCB materials, this ultrasonic Ranges Finders boasts robustness and reliability for innovative creations. for hobbyists, engineers, and students, the AJ SR04M Sensors module for both male and female enthusiasts. Whether you're constructing robots, designing parking sensors, or developing interactives art installations, this module integrates seamlessly into your visionarys projects. Elevates your DIY toolkit with AJ SR04M Ultrasonic Sensors Module and unlock new possibilities in automation and electronic on Computer and Office category. Specifications: Materials: PCB Package Includes: 1PC Ultrasonic Sensors Module note: Please allow 0-1cm error due to manual measurement. make sure do not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item. Thank you!