Usage Tips:A mini temperature controller with touch screen button and ultra thin large LCD display, easy to use and easy to read even in the dark. 6 + 1 six period program schedules guarantee the pleasant temperature, more choice, more flexibility. Heating control to give a warm environment. Temperature calibration function and temperature compensation function. Data memory function when power is off. This mini water heater room thermostat can regulate the room temperature by detecting temperature via high-precision sensor and comparing user set temperature parameters. It is safe, reliable and energy-saving, offers you a comfortable environment at the same time. It can be used for industry, trade, hospital, hotel, civilian buildings and villas for heating control. Features: A mini temperature controller with touch screen button and ultra-thin large LCD display, easy to use and easy to read even in the dark. 6 + 1 six period program schedules guarantee the pleasant temperature, more selection, more flexibility. Heating control to give a warm environment. Temperature calibration function and temperature compensation function. Data memory function when power is off. Precise comfort control keeps temperature within 1C of the level you set. Acrylic lenses to avoid finger scratches. Specifications: Sensor: NTC Accuracy: 1C. Room temperature range: 5-35 Set temperature range: 5-99 Ambient temperature: 0-45, 5-95%RH (non-condensing) Storage temperature: -5-55C. Power: 660 W Power consumption: