eWelink WiFi Smart Thermostat for water or gas boiler systems. Digital temperature controller with large LCD display and touch button operation. Offers voice control compatibility with Assistant, Alexa, Xiaodu, Tencent Xiaowei, and DingDong. This thermostat provides uniform temperature control. It is developed to control electric underfloor, water heating, or water/gas boiler systems, designed for use in commercial, industrial, and domestic properties. Features: Large backlit display screen for easy reading. Touch buttons enable simple operation. Accuracy of 0.5℃ maintains the set temperature level. 5+2 six-period programming for comfort and economy. Supports voice control, compatible with Assistant, Alexa, Xiaodu, Tencent Xiaowei, and DingDong. Suitable for installation in a standard 86mm or European 60mm pattress box (box not included). Energy-saving design. Settings synchronize time zone, address, and language. Type: Thermostat for Water Heating, Electric Heating, or Boiler (Optional) Power Supply: 95-240V AC, 50/60Hz Current Load: 5A (water heating, water/gas boiler); 16A (electric heating) Sensor: NTC Display: LCD with Backlight Buttons: Capacitive Touch Buttons Accuracy: ±0.5℃ or ±1℉ Set Temperature Range: 5~35℃ Display Temperature Range: 5~99℃ Ambient Temperature: 0~45 ℃ Ambient Humidity: 5~95 % RH (Non Condensing) Storage Temperature: -5~45 ℃ Power Consumption: <1.5W Timing Error: <1% Protection Class: IP20 Shell Material: PC+ABS (Flame Retardant) Color: Black or White (Optional) Item Size: 87x87x43mm / 3.42x3.42x1.69in Item Weight: 132g / 4.65oz Package List: 1 x Thermostat 2 x Screws 1 x User Manual (English) Condition: New