Advanced Monitoring: Utilize cutting-edge ultrasonic technology to keep a precise check on your water tank levels. This smart sensor offers a hassle-free setup and real-time water level monitoring.Instant Notifications: Receive immediate alerts on your smartphone whenever the water level changes. Stay informed and prevent overflows or empty tanks with timely updates.App Integration: Seamlessly control and monitor your water levels from anywhere using the dedicated iOS or Android app. Enjoy the convenience of remote access to your sensor's data and settings.Wide Compatibility: Designed to work effortlessly with a variety of tank types and sizes, ensuring reliable performance and compatibility.Sensor power supply:less than equal 100mA@ 5V DCLiquid level range: 0.1m-4mAccuracy: ±0.02mOperating temperature: -20℃-50℃Protection level: IP65Due to different batches, there may be differences in product appearance and printed text, which will not affect use.Plug Type:US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the United States, the Philippines and so on. / EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on.Voltage:AC100-240VColour:YellowMaterial:ABSPackage Contents:1 * Water Tank Monitor SensorOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.