The flee-mo™ utilized a sensitive proximity sensor, so it only requires the approach of fingers, thumbs or any like-sized objects to initiate the choosing process. Which mean using this buttons without accumulate grime, bacteria and viruses. With no moving parts, needs no maintenance, long life service and electrical isolation between input and control sides. It can be used as a stand-alone button for toilet flusher, touchless switch, etc. in which requires both hygiene and aesthetic. Inspired by the modern art light from acrylic materials and colorful LEDs, the dramatic lighting pieces of button were made using LED acrylic, which was indirect illuminated using blue/red LEDs via light guide plate. It provides optimal light transmission while eliminating hotspots, for the purpose of creating something even more beautiful, toughness and elegance. Halo illuminations around the buttons meet the desired eye-catching effect and also decorate the attachment surfaces.