gt;Power consumption: lt;3WStorage temperature: 30 C ~ 75 CRelative humidity: 20% ~ 85% (No condensate)Relay contact capacity: Two Relay Max 10A,Direct OutputItem Size: 7.5*5.5*3.1cm 2.95*2.16*1.22inItem Weight: 80g 2.82ozSet startup temperature:Press the "up" button once to display the starting temperature. Long press the "up" button for about 3 seconds,The required temperature can be set by the up and down keysSet the stop temperature:Press the button once to display the stop temperature. Long press the button for about 3 seconds and the stop temperature er flashes. The required temperature can be set by the up and down keysPress "Up 1" Button "Up 2"Button at the same time to setting modeHow to restore factory Settingspress the "Down 1" and "Down 2" button at the same time, the factory setting is restoredTemperature correctionPress Up 1 and Down 1 at the same times for 3 second. positive value = measured value + corrected value(group 2 temperature correction is the same method )Note:Heating ModeStart temperature lt;Stop temperatureCooling ModeStart temperature gt;Stop temperatureCodeFunctionSet RangeDefaultP0Compressor 1 delay time060min0minP1Compressor 2 delay time060min0minP2High temperature alarm value55~120 C67~248 F120 C248 FP3Low temperature alarm value55~120 C67~248 F55 C67 FPackage List:1 * Temperature Controller2 * Waterproof Sensor