The thermostat detects the room temperature. When the actual room temperature is lower than the set temperature, the thermostat controls the boiler to start working. When the actual room temperature is higher than the set temperature, the thermostat controls the boiler to stop working. Features: - Manual/Automatic Mode: Freely choose between manual or automatic mode. - Accurate Temperature: Automatic temperature acquisition with 1°C accuracy. - Weekly Programmable: Supports different temperature settings for up to 6 time periods per day. - Child Lock: Keypad lock function helps prevent accidental changes by children. - Usage: Compatible with gas boilers and heating systems. Suitable for home, office, shopping mall, hotel, and other indoor environments. - LCD Digital Display: Equipped with an LCD digital screen for clear readings. Parameters: - Model: ME83 - Name: Gas Boiler Thermostat - Temperature Sensor: NTC thermistor - Temperature Accuracy: ±1°C - Temperature Setting Range: 5°C to 90°C - Product Size: 86 x 86 x 30 mm - Display: LCD screen - Frame Color: White - Backlight Color: White/Blue/Orange - Button: Touch button - Material: Flame retardant PC+ABS - Additional Functions: Weekly programming, power-off memory - Current Rating: 3A - Power Supply: Two 1.5V batteries (not included) - Protection Level / Housing Material: IP20 / Flame retardant PC Package Includes: - Smart Thermostat x 1 - User Manual x 1