Doorbell button with automatic illumination (surface mounted) Model series KTB Semi-detached house, model: KTB - 2 S = silver - Sophisticated slim-line design, only 15 mm deep - Sensor-controlled automatic illumination: doorbell light automatically switches on when it is dark - Address and doorbell button permanently illuminated with white LEDs (economical + long-life) - High-quality short-stroke button - Large, replaceable nameplate - Weather resistant in accordance with IP 54 - Easy surface mounting - Temperature range: -20 to +50°C Included with delivery 1 x doorbell button 1 x mounting material 1 x drill template 1 x instruction manual Dimensions 88 x 88 x 15 mm (WxHxD) Power supply For 8 - 12-volt bell transformers Contact capacity: max. 12 volt/1 ampere https://elecena.pl/product/17882005/ktb-2-s-surface-mounted-doorbell-button-2-row-silver 2021-04-26 https://elecena.pl/product/17882005/ktb-2-s-surface-mounted-doorbell-button-2-row-silver 2022-03-13 https://elecena.pl/product/17882005/ktb-2-s-surface-mounted-doorbell-button-2-row-silver 2023-03-19 https://elecena.pl/product/17882005/ktb-2-s-surface-mounted-doorbell-button-2-row-silver 2025-01-31