Wireless button insert, Bluetooth. Wireless button insert with EnOcean energy generators for wireless buttons from other manufacturers. Generate the energy for radio telegrams even when a button is pressed, so no connecting cables and no standby losses. The scope of delivery includes a holding plate and a mounting frame for FT55 with inserted EnOcean module PTM215B (Bluetooth). Radio buttons with one rocker can send two evaluable signals, radio buttons with double rocker can send four evaluable signals.