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    Why does the Wi-Fi metering socket calibration fail?
    Can the no-code development socket control the relay with a button when in the distribution network state?
    Zero-code Zigbee socket solution, firmware configured to turn off the indicator light when there is no network connection. Why doesn't the socket indicator light turn off when the gateway is powered off?
    For the no-code development socket product, when the router loses power, the device's relay also disconnects. Why is this happening?
    The socket is powered by a 220V voltage regulator power supply, why the voltage shown in the App is not 220V?
    The voltage sampling circuit of the power statistics socket, why use multiple resistors in series?
    What is the difference between metering socket calibration test1 and test2?
    What does the overcharge protection function of the socket mean?
    What should I do if the energy metering socket fails the production test?
    What is the range of power statistics socket power and how accurate is it?

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