[Temperature Control Function]: Temperature controller range is -40~120 (-40F~248F), set start and stop temperature to control heating or cooling equipment, timer thermostat supports 15A/120V 1800W load. (Start temperature greater than stop temperature, cooling; start temperature less than stop temperature, heating). This thermostat plug also supports temperature calibration. [Backlit LCD Display]: The newly upgraded 2.24-inch LCD display features a backlight function. The clear LCD display and power indicator light allow you to view the controller's status even in complete darkness. [Multiple Functions]: 1.7M / 5.6FT NTC 10K temperature sensor probe; heating/cooling function; F01-F04 timing function; -9.9~9.9 temperature calibration function; memory function; reset function; screen lock protection (power off) and save all current settings. [Mode Selection]: 5 modes available: F01 cycle timing control mode, F02 countdown on mode, F03 countdown off mode, F04 timing switching mode. Timing range: 0-99 hours and 59 minutes. Timing accuracy: up to 10 minutes. Celsius and Fahrenheit can be converted. Press the "SET" key until the temperature display changes. [Wide Uses]: Use as a thermostat for heating pads, heating lamps, reptile terrariums/tanks, aquarium heaters/coolers, greenhouse and grow tent heaters, garage/loft exhaust fan control, breeding, seedling growth, and fermentation applications. Plug Type: EU Plug, suitable for use in Indonesia, Germany, France, Italy, and other countries with EU plug standards. Voltage: AC 220V Color: White Material: Plastic Package Contents: 1 x Controller Note: Light reflection and different displays may cause slight color variation between the image and the actual item. Measurement error allowance is +/- 1-3 cm.