2 in 1 thermostat that supports heating and cooling, perfect for aquariums, freezers, refrigerators, home brewing, incubators, pet breeding, industrial equipment, etc. Features: Practical temperature controller can control two devices at the same time, with independent probe and output, dual LED temperature display, clear and easy to read. Support heating and cooling functions, temperature control range is -55-120, accuracy is ±1. Support temperature calibration, temperature control is more accurate. Just set the begin and stop temperature, the temperature controller will automatically recognize the heating or cooling program, easy to operate and use. Equipped with 2 1-meter NTC probes, professional waterproof. Support high temperature and low temperature alarm, protecting the probe, and use it more safely. Wide application, the thermostat regulator can be used in aquariums, freezers, refrigerators, home brewing, incubators, pet breeding, industrial equipment, etc. Specifications: Material: ABS Power Supply: 110-220V 50/60Hz, 12V(optional) Temperature Sensor: NTC 10K Senor Length: 1.0m Temperature Measuring Range: -55~120 Resolution: 0.1 Accuracy: ±1 Output Type: Direct Output Item Size: 75 * 55 * 30mm/ 3.0 * 2.2 * 1.2in Item Weight: 80g/ 2.8oz Packing List: 1 * Temperature Controller 2 * Waterproof Sensor