Infra Red Prepaid Water Meter This water meter is used to measure the total quantity of cold water.the prepaid system is based on IR connection and supported by an administrator interface
(software) based on SQL server DB .It complies to the GB/T778-1996 Cold water meter standard , EN 50470, and CJ/T133-2001 IC card cold water meter.
This prepaid water meter is used to measure the total quantity of cold water.all communication is IR based