Keep your little plants happy and healthy year-long with the BioGreen TER2/US Thermo 2 Digital Greenhouse Thermostat 3 Pack. Get started quickly with this ready-to-plug-in setup that includes a robust digital display with a range from -58 degrees to 108 degrees Fahrenheit, keeping you up to date on what your plants need. The temperature reading can be set in Celsius or Fahrenheit based on your preference. Easily paired with appliances up to 3000 watts or 10,240 BTU via a Schuko socket, these versatile thermometers feature separate functions for thermostatic ventilation and heating. The sensor runs with a Schuko socket plug and does not pair with 220-volt plugs. A 5-foot cable allows the temperature sensor to be placed where the sensor is most effective. This way, you accurately control the temperature and don't accidentally hurt your plants. Rated to IPX4, this temperature control unit is spray waterproof, giving you the ease of mind when watering your plants or cleaning out containers. With precision reading and accuracy, your greenhouse will thrive and flourish thanks to the BioGreen TER2/US Thermo 2 Digital Greenhouse Thermostat 3 Pack.