Changde brand contactless IC card water meters utilize advanced wireless technology for automated billing and water management. These meters feature a detachable structure for easy maintenance and IP68 waterproof protection for reliable operation in various environments.

• All-copper base meter for stable metering performance, rust-free safety, and clear reading display
• IP68 waterproof rating with structural seal design for operation in wet environments
• Contactless IC card technology with wireless data transmission for secure operation
• Step water price function supporting monthly and annual pricing structures
• Valve maintenance with timed switching to prevent scaling
• Abnormal valve detection for battery power down, low voltage, and sensor faults
• User-replaceable battery system with card activation after replacement
• Data retrieval function allowing user cards to bring back water information and status
• Real-time charging network support with multiple payment sites
• Client online upgrade functionality for remote system updates
• Blacklist query for management audit of abnormal payments
• Property fee collection based on area or time parameters
• Customizable invoice formats and permission settings for system management

These prepaid water meters are widely used throughout the country for residential, commercial, and municipal water management. The detachable structure enables easy maintenance and battery replacement, while the IP68 protection ensures long-term reliability in challenging environmental conditions.