NOTE: Please note that this item is ONLY for 220- , not for 110-130 V, please confirm he voltage of your area . Description This HY08AC multi-function, LCD touch screen display indoor thermostat adopts microcomputer control technology to control and stop of central air conditioner fan coil unit, so that achieve indoor temperature balance and energy saving purposes. With display of indoor temperature, appliance temperature, day of the week, clock, time indicator and working status indication. It is easy and convenient to use. You can connect the thermostat to your and allows it to adjust the temperature at your home. It can be controlled by mobile phone or touch on the thermostat. With it, you can always have a comfortable temperature at your home. Feature - Large LCD display with backlight, easy to read. LCD display mode: working mode (cooling, heating, ventilation), fan (high, middle, low, auto), room temperature, setting temperature, time, 7 days 4 period programming, timing turn on/off, etc. - Suitable for both 2 (heating/cooling) and 4 (heating and cooling) system. coil units thermostat is used for control room temperature in central air conditioning fan coil units system. - 7, 6+1, 5+2 days programmable mode. - By comparing room temperature with setting temperature to open and close fan coil units and motorized in the end of air conditioning system, to achieve purpose of adjusting room temperature, comfort and saving energy. Specification - Color: Black - Housing Material: PC, ABS plastic - Size: About 8.6 x 8.6 x 1.3cm (LxWxH) - Input voltage: 200~ 50/60Hz - Installation: Flush Installation - Rated current: 3A - Sensor: NTC - Working mode: Cooling, heating, ventilation speed: High, middle, low, auto - Set Point Range: 5~35 degree centigrade - Accuracy: ±0.5°C - Protection Class: IP30 - Ambient temperature: 0°C~50°C - Storage temperature: -10°C-60°C Package list: 1 x Digital Programmable Thermostat 1 x User manual