The m-e modern-electronics KTB-2 S is a bell button with a silver finish, designed for use in doorbell systems. It operates at 12 V/1 A and includes a nameplate for easy identification. This product is ideal for residential or commercial properties requiring clear and attractive doorbell solutions. https://elecena.pl/product/28918382/m-e-modern-electronics-ktb-2-s-doorbell-button-light-sensor-12v-silver 2025-06-07 https://elecena.pl/product/28918382/m-e-modern-electronics-ktb-2-s-doorbell-button-light-sensor-12v-silver 2026-08-23