?MULTI-FUNCTIONAL & SAFE?Dual display window, the Inkbird temperature controller can display measured temperature and set the temperature at the same time. It supports Centigrade or Fahrenheit and has temperature calibration and over-temperature and sensor fault alarm. ?24 HOURS DAY & NIGHT CYCLE TIMER?This vivarium thermostat can be set to two different temperatures with its dual function timing cycle for 24 hours from the day and night, which is better suited to the physiological needs of reptiles. ?KEEP IDEAL TEMPERATURE?Temperature range: -50~99 °C / -58~210 ° F. The reptile thermostat keep ideal temperature ranges for you all the time. With temperature calibration and temperature hysteresis can help the temperature more stable and accurate. ?DUAL HEATING?Both relays are all for heating, NO cooling. Input Power: 100 ~240VAC, 50Hz/60Hz. Temperature Control Output: Max. 10A, 100V ~240V AC. ?Easy TO USE?Plug-and-play design, easy to use, no wiring.