The Somfy 1870948 wall switch, also known as Chronis Uno, is a versatile and programmable switch designed for controlling roller shutters and blinds. Manufactured by Somfy, it features user-friendly programming options for daily and weekly schedules. This wall switch is typically used in residential and commercial settings for automated window covering control. https://elecena.pl/product/28705778/somfy-1870948-chronis-uno-wall-switch-4-buttons-timeless-design 2025-05-16 https://elecena.pl/product/28705778/somfy-1870948-chronis-uno-wall-switch-4-buttons-timeless-design 2026-07-02