Quality Assurance: this W1209 thermostat module adheres to stringent quality controls ensuring reliability and durability for effective temperature management in various applications. Advanced Temperature Control Technology: The W1209 digital thermostat module offers precise temperature regulation between heating and cooling modes, facilitating optimal environmental conditions tailored to your specific needs. Versatile Application and Easy Installation: Designed for versatility, the W1209 module is perfect for a wide range of temperature control applications. Its compact design and straightforward installation process make it ideal for DIY enthusiasts and professionals alike. Safe and Eco-friendly: With no high-concern chemicals used in its manufacture, the W1209 thermostat module is an environmentally friendly choice, promoting safety and sustainability without compromising on performance. Model Specifications and Condition: The model number W1209 ensures you are purchasing a genuine product, and ready to use, providing reliable and efficient temperature control for your various projects. Description/Features: The W1209 DC 12V Heat Cool Digital Thermostat is an advanced, compact device designed to maintain precise temperature control in your indoor environment. Its miniature design, featuring a 0.28-inch three-digit display, makes it portable and easy to install anywhere. Specifications: Control Range: -45°C to 110°C Input Power: DC 12V Resolution: 0.1°C for -9.9°C to 99.9°C, 1°C for other ranges Measuring Inputs: NTC (10K 0.5%) Waterproof sensor Measurement Accuracy: 0.1°C Output Range: 1-way 10A relay Control Accuracy: 0.1°C Environmental Requirements: Temperature -10°C to 60°C, Humidity 20% to 85% Hysteresis Accuracy: 0.1°C Refresh Rate: 0.5s Power Consumption: Static current ≤ 35MA, Attract current ≤ 65MA Temperature Protection Range: 0°C to 110°C Display Type: 0.28" three-digit display tube How to Use: Connect the power supply and load to ac