Features 1、Control Hot Water System: Programmable digital thermostat can control the hot water system, with touch buttons for easy operation. 2、Backlit LCD Display Design: The backlit LCD display of digital thermostat shows data clearly and is easy to read even in the dark. 3、Accuracy and Energy: 1°C accuracy to keep the temperature within the level you set. An energy efficient thermostat can help reduce home energy costs. 4、Programmable Thermostat: Programmable weekly and 5 plus 2 six cycle programmable, very flexible to use. 5、Data Storage and Lock Function: Data storage function when power is off; thermostat lock function. 6、Acrylic Panel Function: The acrylic panel protects the LCD screen from bumps and finger scratches. Specifications Item Type: Heating Room Thermostat Color: White Shell Material: PC, ABS (Flame Retardant) Display: LCD with Backlight Sensor: NTC 10K 3950 Power Supply: 95~240V AC, 50~60Hz Current Load: 3A Power Consumption: <1.5W Accuracy: ±1°C Timing Error: <1% Set Temperature Range: 5~35°C Room Temperature Range: 5~99°C Ambient Temperature: 0~45°C Ambient Humidity: 5~95%RH (Non Condensing) Storage Temperature: -5~55°C Installation Hole Distance: Approx. 60mm/2.4in Weight: Approx. 206g / 7.3oz Package List 1 x Smart Thermostat 2 x Screw 1 x English Manual