Rocker with clear lens and imprint 0 R.1/R.3 polar white, glossy. Rocker with clear lens and imprint - 0 -. For rocker switches and rocker pushbuttons 2-pole off, rocker switches 3-pole off, group pushbutton BA 1-way. For lighting and control circuits. Flush-mounted installation, surface program. Material: plastic, duroplast, halogen-free.