Button in ELSO NOVIA design 16 A 250V AC device with flat switchgear including frame, rocker and flat surface-mounted housing (18 mm), with two potential-free connection terminals Button with label field, 1 NO contact, with enclosed label strips, with symbols bell, light, key and neutral Color: pure white Plug-in terminal Clamping range for copper conductors 1.5 mm and 2.5 mm