Usage Tips:Features:1. Intelligent Temperature Control: Widely used in heating pads, homebrew beer, greenhouses, aquariums, aquaculture, etc.2. Intelligent Timing: The plug timer thermostat socket has a cycle timer, timer on, timer off, and timer on/off functions. Timing range: range: 0-99 hours 59 minutes, timing accuracy: max 10 minutes.3. Intelligent Temperature Controller: By setting the start and stop temperatures, this plug-in thermostat outlet will automatically switch between heating and cooling modes and control the heating/cooling equipment to work.4. Large LCD Display: The LCD display makes it easier to show the temperature control mode, and start and stop temperatures.5. Temperature Correction Function, Screen Lock Protection Function, Memory Function: All current settings will be saved after powering off.Specifications: 1. Voltage 110-250 volts2. Maximum load: 16A(2) 3680W u 3. Temperature range: -40 120°C4. Accuracy: +/- 1% +/- 1% 5.5. Timing accuracy 10 minutes max.6. Temperature range: -40 120°C7. Open circuit (or below -40°C), the first line of the screen blinks to show ''E1'', -40 -45°C, display -40°C8. Short-circuit (or over 120°C), first line of screen flashes ''E2'', 121-129°C display 120°C9. Below -10°C or above 100°C, no decimal value is displayed 10.10. Cooling mode, start temperature > stop temperature11. Heating mode, start temperature < stop temperaturePackage Includes:1*Thermostat Timer Socket with temperature sensorNotes:1. Due to the difference between different monitors, the picture may not reflect the actual color of the item.2. Please allow slight dimension differences due to different manual measurements. Thank you for your understanding.