| Features: 1. The controller is mainly used for central air conditioning, cooling/heating, four pipes and three wind speeds, working voltage range 95-240VAC, frequency 50/60HZ, using aviation aluminum silver frame, ABS flame retardant material, capacitive touch button , safe and secure to use. 2. This controller adopts LCD display screen with negative display backlight, with negative display function, black negative display screen display, with adjustable screen brightness, which can take care of your eyes. 3. The controller has a 5+2 six-segment weekly programming mode, which can accurately control the temperature within 0.5C of the comfortable setting, and maximize the comfort and economy of … | |