A power-generating device for a vehicle is disclosed, which comprises an oscillation system (3, 4; 3, 14), an induction unit (2), a sensor (17), and a control unit (8). The oscillation system (3, 4; 3, 14) has a movably arranged oscillating mass (3), and t...

The component (1) has a planar decorative element (5) i.e. switch, including a translucent region (6) and a non-translucent region (7). A lighting unit (9) illuminates the translucent region. A light-filtering layer (10) is arranged between the decorative ...