utomatically. Anti-drip function: it has the function of dripping meter.Anti-damage function: With protection from external knock and electromagnetic damage or external wire damage, water meter lock automatically.Anti-drip function:?Dripping meter could be tested.Other functions: 1) Pulse metering2) Wake-up3) Real-time two-way communication4) Real-time wireless control valve5) Low voltage alarm6) Low voltage shutoff valve7) Disassembly alarm8) Magnetic attack alarm9) Shutoff valve10) Timing qua