Rocker with 5 enclosed lenses and large labeling field Berker K.1 anthracite, matt - for rocker switch off/changeover, cross - for rocker button - for button BA 1-way and group button BA 1-way - for lighting and control circuit - labeling field (W x H) approx. 49.5 x 20.3 mm Labeling field height designed for 2 P-touch tapes 9 mm. Lenses with symbol for light, bell, door and neutral in clear, as well as neutral in red transparent. Not suitable for rocker button switches. Protection class IP44 when using glow unit and sealing set,