This product is designed with ultra-low power consumption and high stability. It is designed and completed according to GB / T778-2007 "Drinking Cold Water Meter and Hot Water Meter" and CJ / T133-2007 "IC Card Cold Water Meter". Including pulse water meters, photoelectric direct-reading water meters, ultrasonic water meters, electromagnetic flow meters and other instrument types. The intelligent water meter module is equipped with a host computer management system and provides a docking interface with a third-party system. At the same time, it can provide you with a variety of reference designs, which is convenient for users to compare performance and function tests. The whole system has high reliability, easy operation and strong portability.