Elitech temperature controllers are suitable for any situation requiring a stable temperature. In this case, no matter how the environment changes, the object can be heated, cooled, or both kept at the target temperature. Elitech digital thermostat temperature controllers feature built-in temperature sensors to measure the temperature of surrounding environment. Portable temperature controllers are used to measure ambient heating and cooling in work or living quarters, refrigerators, freezers, and even in shipping containers. Our temperature controllers can measure a wide range of temperature levels and support the settings including ℃/℉, temperature calibration, compressor start delay, multiple out-of-limit alarms. Elitech digital thermostat temperature controllers provide audible, visual alert when the temperature goes out of high/low limits or probe is faulty, etc.