other | W1209 DC 12V Red/Blue Heat Cool Temp Thermostat Temperature Control Switch Temperature Controller

W1209 heating module settings:Heating mode:Maintain the temperature between 35.5 and 40.51. Setpoint: 40.52. Set P0 to H3. Set P1 return error to 5Result: The temperature drop remains between 35.5 and 40.5 and is less than 35.5 and stops when heating starts reaching 40.5.W1209 Cooling mode settingsCooling mode:Maintain the temperature between 35.5 and 40.51. Setpoint: 35.52. Set P0 to C3. Set P1 return error to 5Result: The temperature drop remains between 35.5 and 40.5 and is greater than 40.5 to start cooling/heat dissipation, and stops when it reaches 355.