The European standard button panel is mainly designed according to the European 55mm system panel standard and can be adapted to the panel frame of other manufacturers' 55mm system. This product can realize the control of lights, switches, curtains, scenes, RGB, multiple operations, delay switches, etc. It also supports temperature detection, logic functions and scene group functions. The appearance is available in white glossy and matte and smoky gray matte. There are four types of buttons, 1, 2, 3, and 4 to choose from to meet different needs.