3Pcs W3231 DC 12V LED Digital Thermostat Temperature Controller Regulator Heating Cooling Control Switch

Specification Dual Display Temperature Controller Temperature control range 55°C 120°C 67°F 248°FTemperature control accuracy 0 1 °C 0 1 °FDisplay color red blueWorking power supply DC 12VSensor NTC 10K 1 Meter with probe Product Size 79 2mm 41 9mm 26 3mm Hole Size 72 1mm 39 2mmOperation and display panelIndicator lightOperation guide1 Short press SET small digital tube to flash press △ or ▽ to set the target temperature press Standby button or no operation to save the setting within 3 seconds 2 Press and hold SET to enter the code setting mode press △ or ▽ to switch the code After selecting press SET to enter the code setting After setting press Standby button or no operation to save the setting within 3 seconds 3 The last parameter setting is saved by default after shutdown 4 Recover the factory settings press and hold SET to power on 5 When the module is powered on it will start directly After power on press and hold the standby button the module will enter sleep or wake up if the power failure the module will run automatically after power recovery no need to start manually Package included 3 x Digital Thermostat Temperature Controller