1.240*240 pixels, 1.32-inch round TFT screen, providing a clear and vibrant display. 2. Ultra-smooth aluminum buttons with responsive rotation for easy navigation. 3. Tempered glass screen with scratch-resistant properties. 4. Customizable color settings on the main interface; ambient lighting changes dynamically with function adjustments. 5. Suitable for various applications. Technical data 1. Power supply: 95 ~ 240 VAC, 50 ~ 60Hz 2. Current load: 3A (water heating) 3. Sensor: NTC3950, 10K 4. Accuracy: 1C 5. Set temperature range: 5-35C 6. Room temperature range: 5-99C 7. Display temperature range: 5 ~ 99C 8. Ambient temperature: 0 ~ 45C 9. Ambient humidity: 5 ~ 95% RH (non-condensing) 10. Storage temperature: -10 ~ 45C 11. Power consumption: Less than 1.5W 12. Timing error: Less than 1% 13. Housing material: PC+ABS (fire-resistant) 14. Installation box: 86x86 mm square or 60 mm European round mounting box 15. Wire terminal: 2 x 1.5 mm or 1 x 2.5 mm 16. Protection level: IP20 17. Button: Knob Color: Black Specification: GA (water heating) Package Contents: 1 x Smart Knob Thermostat set Note: Light reflection and display differences may cause slight variations in color between the image and the actual item. Measurement allows an error of +/- 1-3 cm.