Features: 1. Intelligent Temperature Control: Suitable for use with heating pads, homebrew beer setups, greenhouses, aquariums, and aquaculture applications. 2. Timer Functionality: The plug-in timer thermostat socket includes cycle timer, timer on, timer off, and timer on/off modes. Timing range: 0-99 hours 59 minutes, with a maximum timing accuracy deviation of 10 minutes. 3. Automatic Temperature Control: By setting start and stop temperatures, this thermostat outlet automatically switches between heating and cooling modes to control connected equipment. 4. Large LCD Display: Clear display shows temperature settings, control mode, and operating status. 5. Additional Functions: Includes temperature correction, screen lock protection, and memory retention. All settings are saved after power is turned off. Specifications: 1. Voltage: 110-250 volts 2. Maximum Load: 16A / 3680W 3. Temperature Range: -40°C to 120°C 4. Accuracy: ±1% ±1°C 5. Timing Accuracy: Maximum deviation of 10 minutes 6. Temperature Range: -40°C to 120°C (repeated for clarity) 7. Open circuit or temperature below -40°C: Screen displays 'E1' with blinking first line; temperatures between -40°C and -45°C display as -40°C 8. Short circuit or temperature above 120°C: Screen displays 'E2' with blinking first line; temperatures between 121°C and 129°C display as 120°C 9. Below -10°C or above 100°C, the display does not show decimal values 10. In cooling mode, start temperature must be higher than stop temperature 11. In heating mode, start temperature must be lower than stop temperature Package Includes: 1 x Thermostat Timer Socket with Temperature Sensor Notes: 1. Due to differences in monitor displays, the actual color of the item may vary slightly from the picture. 2. Please allow small measurement variations due to manual measurement. Thank you for your understanding.