1. Adopt NB-IoT narrowband Internet of Things communication technology, wireless remote transmission, scheduled data upload, and can accept preset valve switch instructions.

2. It adopts non-magnetic sensing method for measurement, high-precision non-magnetic special movement, and the minimum measurement unit of non-magnetic sensor is 0.001m³; it can intelligently determine the direction of water flow, and can realize forward and reverse, and bidirectional measurement of water flow.

3. Multiple anti-interference mechanisms, waterproof and anti-vibration, not affected by magnetic interference, and strong anti-interference ability.

4. Multiple waterproof design, safe and reliable, meeting IP68 standard protection requirements.