Usage Tips: and Features:Adjustable heat/cool set temperature limit stops, energy usage monitor.Programmable air filter life timer, temporary temperature override, adjustable temperature differential.High-precision temperature and humidity sensors, and have adjusted digital filter function.Early start mode ensures the desired temperature is reached by the programmed time, making for a comfortable home whenever you need it.The two alarm outputs, lower limit alarm or higher limit alarm mode can be chosen. Independent set the alarm sensitivity.Analog output will send (option), can be measured, transform the display value after in standard current, voltage form output for other equipment.Humidity & Temperature Controller Set only, other accessories demo in the picture is not included! Specification:Measuring resolution: temperature is 0.1, humidity is 0.1% RHMeasurement precision : temperature is 0.5, humidity is 5% RHDisplay range: temperature is 0.0~ 70.0 ; Humidity is a median 5 ~ 90.0% RHAlarm output: Two road relay output, Relay contact output: 250V AC 10AOutput resolution: 1/4000 F.S, error less than 0.3Power supply: AC power consumption less than 85 to 265V 3VAWorking environment: 0 ~ 60 , humidity below 90% RHProduct Dimension: 72x72x80mm/2.83x2.83x3.15inchPanel Hole Dimension: 66x66mm/2.6x2.6inchSignal Line Dimension: Length 2m/78.74inchColor: BlackQuantity: 1 SetNote: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes:1 Set Humidity & Temperature Controller