Feature: 1. Safe Material: Crafted from premium PC material, the plug in thermostat is heat resistant, erosion resistant, fire safe, and long lasting, ensuring safe and robust long term use. 2. Enhanced Safety Features: Supports high and low temperature alarms with customizable alarm values, ideal for accurate temperature control settings. The buzzer can be muted, and it also offers temperature calibration and cooling delay for accurate temperature control and safe operation. 3. Temperature Mode: Simply set the start and stop temperatures, and the socket will automatically operate in heating or cooling mode based on the set points. It enters cooling mode when the start temperature is greater than the stop temperature, and heating mode when the start temperature is lower than the stop temperature. 4. Additional Functions: Featuring an IP67 waterproof temperature probe that can be inserted into soil or submerged in water, a backlit LCD screen for easy viewing in the dark, and functions such as temperature calibration, factory reset, child lock, and parameter storage after power outage. 5. Wide Applications: This plug in temperature controller is widely used in greenhouses, reptile enclosures, incubators, water tanks, freezers, refrigerators, heaters, home brewing, zoos, fermentation, heating pads, and other temperature control systems. It can also function as a timer with cyclic timing and countdown features. Specification: Item Type: Digital Thermostat Outlet Material: PC Maximum Working Current: 15A Temperature Display Range: -40℉ to 210℉ Temperature Accuracy: 0.1℉ Accuracy: +/-1% Timing Accuracy: up to 1 minute. Package List: 1 x Digital Thermostat Outlet1 x Temperature Probe 1 x User Manual