This tedee set contains a smart locking mechanism, adapter for your old cylinder, and accessories.
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How does a European adapter work?
SMART DOOR LOCK TEDEE-PRO/SR Bluetooth, Tedee GERDA - Tedee - Delta
Tedee PRO
Tedee PRO
Gerda Adaptér TEDEE pro cylindrické vložky Euro silver
tedee TBV10 Bridge Cylinder Installation Guide
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tedee – Bridge