Feature: 1. Unique Knob Design: This WiFi thermostat features two way rotating knob adjustment, with delicate touch, unique design, and art light rings, making the interior more aesthetically pleasing 2. Multiple Functions: Easily achieve eight major functions, including temperature setting, language setting (English and German), clock, brightness, etc. Bring you a more comfortable experience 3. Easy to Use: With a user friendly 1.32 inch TFT screen and intuitive knob, this thermostat can easily program and adjust the temperature settings. Enjoy a quick process without any technical expertise 4. Ambient Light Effects: Switch freely between colorful ambient light rings. The color of the phantom ambient light ring will sync with the color of the function area by adjusting the function area 5. Accurate Control: The smart thermostat allows you to set and maintain the desired temperature with high accuracy. Say goodbye to fluctuating temperatures and enjoy comfort in your home or office Specification: Item Type: WiFi Thermostat Model: 1439WTC Material: PC, ABS (Fireproof) Size: Approx. 86 x 86mm / 3.4 x 3.4in Power Supply: 95-240V AC 50-60Hz Current Load: 16A (GB) APP: For Tuya APP Accuracy: 1℃ Set Temperature Range: 5-35℃ Room Temperature Range: 5-99℃ Display Temperature Range: 5-99℃ Ambient Temperature: 0-45℃ Ambient Humidity: -5-95%RH (Non Condensing) Storage Temperature: -5-45℃ Power Consumption: