smart prepaid meter wireless module (88) online manufacturer
Status Code: 403
Charge Mode: Step Price Supports
Phase: Single Phase
Certificate: STS
Phase: Mono-phase
Certificate: STS
Material: Brass Body
Type: Prepaid Water Meter
Interface Protocol: UART Digital (3.3V TTL)
RF Frequency Band: 433MHz / 915MHz (ISM Unlicensed)
Billing System: Online Vending System
Communication Module: RF
Billing System: Online Vending System
Communication Module: RF
Billing System: Online Vending System
Communication Module: RF
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