Features:Microcomputer intelligent digital temperature controller with dual display and dual control function.Made of fine quality material with strong durability, long service life.Wide temperature measuring range from -50 to 110 and temperature control range from -50 to 110, high accuracy.Support cooling/heating mode setting and ultra high/ultra low temperature alarm function.Support delay protection function and temperature correction function.Easy setting, easy to install and use.Can be widely used in the greenhouse cultivation, aquatic animal husbandry, room temperature control.Specifications:Model: ZFX-ST3012Power Supply: 12V, 24V, 220V (Optional)Color: WhiteMaterial: PlasticTemperature Measuring Range: -50~110Temperature Control Range: -50~110 Temperature Measuring Accuracy: 0.5Temperature Control Accuracy: 1Working Temperature: 0-50Storage Temperature: -10-60Sensor Probe Cable Length: 1M/3.28ftItem Size: approx. 76 * 55 * 31mm / 2.99 * 2.17 * 1.22inPackage Size: approx. 80 * 80 * 35mm / 3.15 * 3.15 * 1.38inPackage Weight: approx. 96g / 3.39ouncePackage List:1 * Temperature Controller with Sensor Probe1 * User Manual(English)