Cheese is an auxiliary lighting of convenience and luxuriousness in harmony with residential environments. This product is combined with the existing interior lighting switch to take care of situations such as children who are afraid of the dark, parents nursing a new-born baby, and people working at night. In addition to the existing function as a switch, this supplementarylighting plays additional roles as a sleeping light, mood light, nursing light and night-time activity light. For night-time activity, its motion sensor enhances convenience. The easy-to-use design is combined with the dimming function for intuitive use and light control. The timer function makes it possible to manipulate the lighting according to the purpose.