This tri-frequency/tri-band GSM smart power socket has manual control, state checking function and power-off memory function other than phone call remote control and SMS remote control.
Manual Control
Press buttons SW1/SW2/SW3 on the socket directly to remote control the socket. Press SW1, socket 1 is socket 1 is power-on state. Press SW1 again, socket 1 is power-off state. Press SW2, socket 2 is power-on state. Press SW2 again, socket 2 is power-off state. Press SW3, socket 3 is power-on state. Press SW3 again, socket 3 is power-off state. When devices are plugged into sockets, only press buttons on the socket, you can switch on or off those devices.
CHECK command: Check the state of the socket
Edit text message “SN+ Six passwords +CHECK” and send to socket. You will receive the state of the socket. Then you will know the ON or OFF state of each socket.
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