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: ≤100mA@ 5V DC Network mode: 2.4G WiFi Liquid level range: 0.1m-4m Accuracy: ±0.02m Operating temperature: -20℃-50℃ Protection level: IP65 Due to different batches, there may be differences in product appearance and printed text, which will not affect use. Plug Type: EU Plug Voltage: AC100-240V Color: Yellow Material: ABS Package Contents: 1 x Water Tank Monitor Sensor Only 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 to be slightly different from the real thing. The measurement allowed error is +/- 1-3cm.