1.240*240 pixels, 1.32-inch round TFT screen, giving you a different artistic experience. 2. Ultra-delicate aluminum buttons, flexible rotation, giving you a silky experience. 3. 6H or above tempered glass, the screen is not easy to leave scratches. 4. In the main interface, the color atmosphere aperture can be changed at . When adjusting the function area, the color of the fantasy atmosphere aperture changes synchronously with the color of the function area. 5. suitable for different . Technical data 1. Power supply: 95 ~ 240 VAC, 50 ~ 60Hz 2. Current load: 3A (water heating, gas boiler) 3. Sensor NTC3950, 10K 4. Accuracy: ±1°C 5. Set temperature Range: 5-35°C 5-35°C 6. Room temperature Range: 5-99°C 5-99°C 7. Display Temp. Display temperature range 5 ~ 99°C 8. Ambient temperature: 0 ~ 45°C 9. Ambient humidity: 5 ~ 95 % RH (non-condensing) 10. Storage temperature: -10 ~ 45°C 11. Power consumption Less than 1.5W 12. Timing error Less than 1% 13. Housing material PC+ABS (fireproof) 14. Installation box 86X86 mm square or 60 mm European round mounting box 15. Wire terminal Wire: 2 x 1.5 mm or 1 x 2.5 mm 16. Protection level: lP20 17. Button: Knob Colour:Black Specification:: Water Heating + Wall-Mounted Boiler Package Contents: 1 x Smart Knob Thermostat set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.