Saswell T19WHB-7-RF - Connectivity and Assistance; RF Address Code Setting and Code Match

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low than 2.3V
2） Room Temp ( inside room Sensor) broken or short cut , the thermostat
will have “room ERR”
RF ADDRESS CODE SETTING AND CODE MATCH
CODE MATCH SETTING
The receiver is in code mode, standby mode long press the button
more than 3s to send for code command, If the code success will be di
splay code number, 30 seconds is not successful exit for code display (a
wakened state).