Functions:

a. The water meter is compliance with STS standard, users need to input the 20 digits token to recharge, clear credit and clear tamper for the water meter.

b. It supports LORA-RF wireless meter reading by CIU/Handheld Unit and DCU, the communication distance is about 350m/1000m.

c. A high-capacity battery inside meter is integrated with a low power program, which makes the battery can be used for 6-8 years under normal use.

d. The water meter can be monitored and recharged remotely by AMI system, with the API integrated with local payment platform, users could use their mobile phone to get the tokens. It supports prepaid and postpaid mode switching. The overdraft amount can be set as request. The step tariffs function supports 7 steps of different time and price to measure water consumption.

e. The LCD will show the error and the meter will close the valve automatically when the signal distracted by the magnetic field or the battery was removed illegally