Based on rotating helical vane type water meter, this range of products is equipped with electrically operated valve and controlling devices. Its measuring accuracy conforms to the Verification Norm of IC Card Water Meter which is published by the Ministry of Housing and Urban-Rural Development of the P.R.C. Its electrical performance conforms to the Verification Regulation of Cold Water Meter of China.

● TM Card serves as a carrier to restrict water consumption. Users must make payments before they use water.
● New-bought water will be added to the remaining. Alarms will be made for water shortage.
● The electrically operated valve is driven by a low-power-consumption control device with a long-lived battery.
● The product is of mechanical-electronic integration structure and is sealed well, which is reliable and safe.