Without the magic alarm clock battery, soft white intelligent backlight, can be automatically turned on and off according to the intensity of the ambient light, the night can see the time, does not hurt the eyes, low carbon environmental protection! [a] the appearance of the new upgrade improvement, now is a square, save more space than the old section of the rectangle; in the original temperature display on the basis of the new increase of humidity display; rechargeable battery is optimized, long life!