Type 15.21 YESLY Electronic Bluetooth dimmers, with Bluetooth 4.2 Low Energy transmission protocol.
128-bit encrypted connection.
Programmable through Finder Toolbox App compatible with iOS and Android operating systems. Can be connected to wired buttons or to BEYON and Type 013B9 wireless buttons Maximum dimmable power 300 W. Status signaling LED. Flush mount (e.g. in recessed round box Ø 60 mm)