Features 0.5 second refreshing rate for real time temperature tracking and programmable high temperature protections (0-110℃ ranges) to equipment overheating damage The thermostat features double digital displays that simultaneously show set and actual temperatures with ℃ / ℉ switches function, providing accurate temperature readings at a glance both heating and cooling modes with customizable temperature limits, automatically starting / stopping connecting equipment to maintain constant temperatures for various applications With a measurement ranges of 50℃ to 110℃ and 0.1℃ accuracy, this thermostat ensures stable temperature regulation using waterproof sensors and adjustable hysteresis for Comes with waterproof sensors suitable for humid / low temperature environments, ideal for aquariums, refrigerators, incubators, breeding farms, and equipment cabinets