Multifunctional smart residential rf card drinkable purified water meter with low price.

　　Features:

　　•The battery external installed, convenient for maintenance.

　　•PCB well covered for waterproof, meter can be used in humidity environment even under water.

　　•Large-capacity chip is used to reduce external circuit, high reliability and less failure becomes possible.

　　•High quality valve, reliability, long lifespan.

　　•Dual display, both in mechanical and LCD,more reliability.

　　•High-precision, high sensitivity, electric water meter plastic seal wire

　　•Polymer alloy is used for meter housing. The alloy is high strength (understanding more than 3MPa) ,light and no metal corrosion, pursuant to environmental protection requirement.

　　•Low consumption: Static working current is zero, the battery is long lifespan.

　　•Water meter made of metal housing is available if needed.

　　Smart functions:

　　•Auto-control: Closing and opening valve according to programmes.

　　•Cryptographic security: Generating and identifying IC card password automatically, one card for one meter, not interchangeable.

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