220v smart prepaid energy meter (246) online manufacturer
Interface Protocol: UART Digital (3.3V TTL)
RF Frequency Band: 433MHz / 915MHz (ISM Unlicensed)
Interface Protocol: UART Digital (3.3V TTL)
RF Frequency Band: 433MHz / 915MHz (ISM Unlicensed)
Interface Protocol: UART Digital (3.3V TTL)
RF Frequency Band: 433MHz / 915MHz (ISM Unlicensed)
Interface Protocol: UART Digital (3.3V TTL)
RF Frequency Band: 433MHz / 915MHz (ISM Unlicensed)
Interface Protocol: UART Digital (3.3V TTL)
RF Frequency Band: 433MHz / 915MHz (ISM Unlicensed)
Interface Protocol: UART Digital (3.3V TTL)
RF Frequency Band: 433MHz / 915MHz (ISM Unlicensed)
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