Feature:1. LESS INTERFERENCE: The ultrasonic distance sensor can adapt to a variety of environments, not affected by the object color, transparency and material.2. LOW CONSUMPTION: The distance sensor is low power consumption design, which can minimize the power consumption according to the actual application.3. GOOD STABILITY: Built in intelligent algorithm, the ultrasonic distance sensor has reliable circuit design to ensure stable and accurate data output.4. WIDE APPLICATION: The distance sensor is applicable to parking management system, robot obstacle avoidance, automatic control, smart home, etc.5. IP67 WATERPROOF: The sensor is designed as a split waterproof housing with IP67 protection grade, which can be used in wet or harsh environment.Specification:Item Type: Ultrasonic Distance SensorMeasurement Accuracy: (1+Sx0.3%)Working Voltage: DC3.3-5VAverage Current: 8mATemperature Compensation: YesRange: Approx. 3-450cm / 1.2-177.2inOutput Mode: RS485Application: Robot obstacle avoidance, intelligent trash can detection, parking space detection, intelligent home, etc..Package List:1 x Distance Sensor