Double Display Window, Able To Display Measured Temperature/Humidity Or Set Temperature/Humidity Simultaneously Able To Connect Refrigeration/Heating And Humidifier Equipment At The Same Time Dehumidifier. The Heating/Cooling Function Can Be Set Separately For Cold Protection And Temperature Controller Heating Against Violent Changes. Equal Humidity Control. It Can Be Used For Home Water Heater, Freezer, Refrigerator, Fish Tank, Home Brew Beer, Chicken Incubator, Lifting, Planting Ect.Etc, Also Suitable For The Use Of Laboratories And Other Temperature Control Systems. Note: When The Load Is Not Connected To The Output End, Do Not Connect The Power Supply To Prevent The Two Poles Of The Contact Wire And Start A Fire. Product Size:Dc 12V Specifications: Input Voltage: Dc12V / Dc24V 10% (Optional) Measuring Temperature Range: 0 + 80 Humidity Measurement Range: 00% Rh + 100% Rh Accuracy: 0.1 , 0.1% Rh Relay Output Contact Capacity: Max 10A Direct Output Body Material: Flame Retardant Abs Sensor Length: 1 M Material: Abs Dimensions: 7.5*5.5*3.1Cm Weight: 98 G Package Weight: 103 G How To Use: - [Set The Starting Temperature / Humidity]: Press The "Up" Button Once To Display The Starting Temperature / Humidity) /. Long Press The "Up" Button For About 3 Seconds. The Required Temperature/Humidity Can Be Set Using The Up And Down Buttons - [Set Stop Temperature/Humidity]: Press The "Down" Button Once To Display The Temperature/Humidity Stop. Long Press The Button For About 3 Seconds, And The Stop Temperature/Humidity Number Flashes. The Required Temperature / Humidity Can Be Adjusted Using The Up And Down Keys - [Temperature / Humidity Correction]: Press "Up" And "Down" Simultaneously. - [Reset Product]: Press "Down 1" And "Down 2" For 3 Seconds. Package Includes: 1 * Temperature Humidity Controller