Feature: 1. [High Accuracy] Equipped with a high accuracy temperature sensor probe, with 1m cable, this temperature controller ensures accurate and stable performance. 2. [Multi Function] The controller features temperature calibration function, allowing you to fine tune the temperature settings as needed. Also has data storage capabilities for easy reference. 3. [Safety Alarm] When the temperature exceeds the high or low temperature thresholds, the controller emits a beep sound and displays a warning signal on the screen, ensuring safety. 4. [Sturdy Material] Made from ABS material, this temperature controller is sturdy and reliable, ensuring long lasting performance. 5. [Wide Applications] This thermostat is suitable for various fields, including refrigerators, freezers, incubators, pet keeping, reptile keeping. Specification: Item Type: Dual Temperature Controller Material: Flame Retardant ABS Temperature Measurement Range: -50℃ to 110℃ Error: ±0.5℃ Temperature Measuring Probe: NTC10K 3950 (Waterproof Probe) Data Storage: Yes. Package List: 1 x Dual Temperature Controller1 x User Manual