The AJ-SR04M Waterproof Ultrasonic Distance Measuring Sensor Module is designed for precise distance measurement in various applications. Operating at a low voltage of DC 5V, this compact module features a waterproof probe, making it ideal for use in harsh and wet environments. With a maximum measuring distance of 4.5 meters and a resolution of approximately 0.5cm, it provides accuracy and reliable performance. This versatile sensor is perfect for applications such as obstacle avoidance, traffic control, industrial automation, and artificial intelligence research. Its low power consumption and strong anti-jamming capabilities make it an excellent choice for both hobbyists and professionals alike.