Adopts flame-retardant ABS housing material, fine comprehensive performance, high impact resistance, nice chemical stability and electrical performance. Multifunctional design, support heating, cooling, temperature correction, temperature adjustment, delay time adjustment, temperature difference adjustment. Wide applications, it can be used for heating and cooling aquariums, seafood machines, incubators and other equipment. Features: Compact size and light weight, will not occupy too much installation space. Adopts flame retardant ABS housing material, fine comprehensive performance, high impact resistance, nice stability chemical and electrical performance. Equipped with high-precision NTC sensors, with accurate and stable temperature control performance. Large digital screen, you can see the temperature clearly at a glance ?eye.Multiple function design, support heating, cooling, temperature correction, temperature adjustment, delay time adjustment, temperature difference adjustment. br/> Heating and cooling function can be recognized and converted automatically, and have working status indicator lights. It will enter alarm mode when sensors error or when the measuring temperature exceeds temperature measuring ranges, and the buzzer will promote the sound. Wide applications, it can be used for heating and cooling of aquariums, seafood machines, incubators and other equipment . Features: Name: digital temperature controller. Material: ABS Power supply: AC110-220V 50/60Hz, DC12V, DC24V (optional) Temperature set value: -50.0~99.9C; default 10.0C Difference setpoint value?: 0.3 ~ 10.0?C?; default 0.5C Compressor delay time: 1 to 10 minutes; default 3 minutes Temperature calibration value: -10.0?C~10.0?C?; default 0C Temperature measurement range: -50 to 99 Resolution?: 0.1 Accuracy: 1C (-50 ~ 70) Sensor error delay: 1 minute Energy consumption?: