1、Smart Thermostat: Suitable for water heating, wall-mounted boiler heating control system. Built-in sensor, intelligent algorithm: after turning on the heater, the system will automatically adjust the display by about 2-3°C to offset the influence of the thermostat's own heat. 2、Easy Process: Control the opening and closing of the actuator installed on the water distributor, control the discharge of hot water, and ensure that the room reaches the set temperature. A smart thermostat can help you save energy and feel comfortable. 3、Programmable Design: Under the programming mode, 5+2 days/6+1 days/7 days of temperature settings are available. There are 6 time windows every day, freely plan your weekly schedule, and help you save energy and costs. 4、Adjustable Backlight Brightness: The screen brightness of the 2-in-1 boiler/water heating thermostat has 4 levels, and the brightness can be easily adjusted or completely turned off to avoid affecting your sleep. Connect the power box according to the wiring diagram. 5、Multi-Function: Supports two modes: manual mode/programming mode, child lock, antifreeze, temperature compensation, temperature difference function, family sharing function, group control, and more practical features. Integrates with water heating and wall-mounted boiler heating systems, offering precise temperature control. Automatically adjusts display by 2-3°C to offset self-heating effects, ensuring accurate temperature readings. 2 modes available with 5+2/6+1/7-day temperature settings, allowing for customized schedules and cost savings. Item Type: Boiler/Water Heater 2 in 1 Thermostat Working Temperature: -5°C-50°C Structure: ABS Color: Black Suitable Heating System: Water Heating/Wall-Mount Boiler Voltage: 90-240V Load Current: 3A Item Size: Approx. 86x86x40mm/3.39x3.39x1.57in Package Size: Approx. 11x10x7cm/4.33x3.94x2.76in Gross Weight: Approx. 200g/7.05oz 1 x Boiler/Water Heater 2-in-1 Thermostat 1 x Instruction Manual 2 x Screws