The utility model relates to a work timing ware based on reflective infrared sensor and gesture control belongs to singlechip timer field, the utility model discloses a solve prior art the timer contact operation must carry out, use inconveniently to current do not have independent hardware architecture's shortcoming based on " tomato method " timer of theory of operation, and provide a work timing ware based on reflective infrared sensor and gesture control, oscillator peripheral circuit, the mechanical switch who is connected including USB supply circuit, liquid crystal display, microcontroller, with microcontroller, the infrared sensor who includes two at least reflective infrared sensor organize, and wherein, microcontroller's demonstration data transmission terminal is connected with liquid crystal display's demonstration data receiving terminal, reflective infrared sensor's signal output part is connected with microcontroller's sensor signal input, mechanical switch and USB supply circuit series connection. The utility model is suitable for a service logic timer of non -contact operation.