Rocker switch can be screwed on with 5 included lenses wg Up IP44 polar white, glossy. Rocker switch can be screwed on with 5 included lenses (lenses with symbol for light, bell, door and neutral in clear, as well as neutral in red transparent), with cover plug for screwing. For rocker switches and rocker pushbuttons off/change/cross. For rocker buttons. For lighting and control circuits. For 1-way button BA and 1-way group button BA. Flush-mounted installation, damp room program. Material: plastic, thermoplastic, shatterproof, halogen-free.