Tuya Ultrasonic Sensor is an outstanding technology that boasts numerous advantages for various applications. Its reliable distance detection capability, easy installation and use, high durability, versatility, and low maintenance costs an value addition to any project. This sensor is, without a doubt, a revolutionary advantage that sets it apart from other sensors. The detection height of the sensor is 10 cm to 400cm. The alarm and message notification were triggered when the threshold was exceeded. Product Connection: 1. Power on the ADAPTOR first, and then power on the sensor. 2. Scan code to download "TUYA Smart APP" or "Smart Life APP" on mobile device. 3. Network Reset and hold the button for 5s, the led light flashes , then release the button, reset, the device connect to automatically. 4. Connecting Sensors to APP. Turn on the WiFi and Bluetooth of your phone,enter the app and add device; Product Settings: 1. Set Installation height is distance from sensor to tank bottom; 2. the pump working mode is Refilling by default; 3. Set Max for high level alarm; 4. Set Min for low level alarm Control Pump(Optional); Product Installation: 1. In the center of the tank, paste installation mark. 2. Drill a hole right in the middle of the label with a diameter of 55mm; 3. Place the sensor over the hole, keeping it centered and the probe unobstructed; 4. Fasten the sensor with a self-tapping screw. Water tank liquid level monitor is a high-performance liquid level monitoring device with many advantages. First of all, the equipment can realize unattended automatic detection. Using ultrasonic sensor technology, the liquid level of water tank can be monitored without manual intervention, which greatly improves the accuracy and efficiency of monitoring. Secondly, the equipment has the function of high- liquid level measurement. The precise ultrasonic sensor can accurately read the liquid level inside the water tank, provide accurate liquid level monitoring data in real time, and help users to know the liquid level of the water tank in time. In addition, the equipment has intelligent remote monitoring function, which can remotely monitor the liquid level of the water tank through . Users can easily carry out remote monitoring through computers, mobile phones and other equipment to know the liquid level status of the water tank in time and avoid various problems caused by low or high liquid level. Finally, the device is simple in design, easy to install and use. The use of this equipment can greatly facilitate the use of users, reduce the installation cost and difficulty of use, and facilitate users to better manage the liquid level state of the water tank in daily use. To sum up, the graffiti ultrasonic water tank level monitor has many advantages, which can help users to monitor the water tank level comprehensively and the stability and safety of the water supply system. Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage: AC100-240V Color: As Shown Material: plastic Package Contents: 1 set * sensors 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.