Smart Connectivity: Remotely control your heating system with the Tuya WiFi Smart Thermostat. Compatible with the Tuya Smart/Smart Life app, you can adjust your home's temperature anytime, anywhere. Advanced Features: Enjoy adjustable backlight brightness to prevent sleep disturbances, precise temperature control, temperature calibration, frost protection, and master output reversal, all with easy installation and operation. Safety and Group Control: Equipped with a child lock to prevent accidental operation by children. This model is suitable for use in multiple countries across Europe and North America, especially in Russian-speaking countries. A new Russian language option has been added to the mobile app. Power Consumption: Less than 1W Temperature Setting: 5-60C Display Range: 0-51C Load Current: 3A (Resistive) Color: Black Material: ABS Appearance slightly due to batch differences, but this does not affect performance. Package Contents: 1 x thermostat 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.