AC - Digital Temperature Controller Thermostat Heat & Cool Modes Features: This controller supports switching the modes between cool and heat. Control temperature by setting the temperature set value and the difference value. It supports temperature calibration function. Refrigerating control output delay protection. Alarm when temperature exceeds temperature limit or when sensor error. Specifications: Model: STC-2000 Temperature Measurement Range: -55℃~120℃ Temperature Range: -55℃~120℃ Temperature Measuring Error: ±0.5℃ Sensor Type: NTC (10K/3435) Control Accuracy: 0.1℃ Maximum Power Consumption: 2W Data Storage: Yes Working Temperature: 0℃~50℃ Storage Temperature: -10℃~60℃ Size: 8.3*7.5cm/3.2*2.9in Weight: 126g(approx.) Package Includes: 1 x Temperature Controller with Sensor