Features: 1. Temperature Controlling: It offers a convenient and effortless mode changing option between cooling and heating. You can accurately set the desired temperature range and adjust the temperature difference. 2. Output Delay Protection: It includes delay protection for controlling the output of cooling equipment. It safeguards against abrupt temperature changes, ensuring stable and controlled temperature regulation. 3. Failure Warning: It Features temperature limit alerts and sensor malfunction alarms, providing timely warnings for potential issues or failures. 4. Simple Operation: Designed for user convenience, it offers simple and intuitive operation. It is user friendly and easy to navigate, allowing for quick temperature adjustments and settings 5. Wide Voltage Range: It offers a wide voltage range of 110‑220V, making it compatible with various devices and equipment, eliminating the need for additional voltage converters or adapters. Specification: Item Type: Digital Temperature Controller Material: Plastic Size: Approx.8.5 x 7.5 x 3.5cm / 3.3 x 3 x 1.4in Sensor Line Length: Approx. 1m / 3.3ft (Without probe) Weight: Approx. 114 g / 4 oz Temperature Measurement Range: -50℃~90℃ Resolution Ratio: 0.1℃ Accuracy: ±1℃ (-50℃~70℃) Sensor Error Delay: 1 minute Power consumption: < 3W Sensor: NTC Sensor (1PC) Relay Contact Capacity: Cold (10A/250VAC), Hot (10A/250VAC) Humidity: 20-85% (Non condensing) Package List: 1 x Digital Temperature Controller 1 x Temperature Controller Wire Features Convenient Temperature Control: Effortlessly switch between cooling and heating modes, accurately set temperature ranges, and adjust temperature differences for precise control. Output Delay Protection: Includes delay protection for controlling the output of cooling equipment, ensuring stable and controlled temperature regulation. Failure Warning System: Features temperature limit alerts and sensor malfunction alarms, providing timely warnings for potential issues or failures. User-Friendly Operation: Designed for easy and intuitive use, allowing for quick temperature adjustments and settings. Wide Voltage Compatibility: Works with a wide voltage range of 110-220V, making it compatible with various devices and eliminating the need for additional converters or adapters.