The Crownstone operates as a dimmer for a select set of lamps. The Crownstone (1) can only dim lamps, (2) can only dim lamps below a 100 Watt, and (3) can only dim individual lamps.
The type of lamps that can be dimmed:
The type of lamps that still have to be checked for compatibility:
The type of lamps that cannot be dimmed:
These are not necessarily recommendations, although there are beautiful lamps here! :-)
We have not encountered a LED lamp that is supposed to be dimmable without being able to dim it. Note that if a LED lamp explicitly states that it cannot be dimmed, this is indeed not possible!