Feature: 1. Thermostat: Regulates and maintains your preferred temperature within a control range of 41–108 ºF ( temperature display range is 32 -140°F ). Includes power and load indicator lights. 2. LED Display: With LED display, you can clearly see the temperature value. Accurate LED display in 1 degree increments, and 1 degree increments for temperature setting. 3. Temperature Probe: The temperature probe can respond quickly and refresh every 1 second, so you can reliably track the temperature of plant roots. 4. Easy to Use: Saves current program after powering off. With hanging holes, you can place it where you need. 5. Wide Application: It is suitable for professional gardeners or planting enthusiasts. Works great for controlling plant or pet heat mat temperature. Specification: Specifications: Color: Black Shell Material: ABS Display: LED Maximum Load: 1000W Maximum Amps: 4.5A Temperature Control Range: 41 ~ 108 ℉ ( 5 ~ 42 ℃ ) Temperature Display Range: 32 ~ 140 ℉ ( 0 ~ 60 ℃ ) Item Size: 13.5*7.5*4cm / 5.31*2.95*1.57in Net Weight: 450g / 15.87oz. Package List: 1 * Thermostat 1 * Manual ( English ) Note: 1. If the probes temperature reaches 108 ℉, the automatic safety shut off is activated. 2. Due to different light conditions and different monitors, item color displayed in photos may be showing slightly different from real object. 3. Due to manual measurement, the size may be slightly different. Thank you for your understanding.