sell IC card prepaid water meter (customized )

prepaid water meterwater meterperformancePrepaid function: users should pay for the water first, if no money, the valve will shut down the water supply.Step charge function: 5 steps charge can be realized, which can enhance the users’ sense of water savingSynchronous display: LCD and mechanical displays the same.Alarm function: low battery, insufficient water, magnetic interference.Date upload function: every time the user pays for the water, related information will be uploaded to the system which will let the management department know.Valve self maintain: valve rotates in a fixed way which will clean the scale and makes the valve smoothBlack list: the users who don’t pay for the water for a long time will be listed in the black list.Advanced technology, it can be working properly even. it is being underwater for 100 days/