There are different types:
- GR-KL200 for (roller) shutters
- GR-KL210 for awnings
- GR-KL220 & GR-HKL230 for blinds/lamella blinds/Venetian blinds
They react differently in case of wind (different wind classes), they define the status "closed" and "open" differently and whether a slat angle adjustment is supported or not.