Helios M1 / 120 mini fan 6363, Helios Minivent M1 / 120 with presence detector, white two-stage M1 / 120 P, Minivent DN120 two-stage presence detector. MiniVent M1 / 120 small fan, with 2 power levels (170/150 m³ / h) and presence detector. Follow-up time approx. 6 minutes, the electronic function can be set to either the high or low power level. With its excellent design, MiniVent M 2000 anywhere - even in rooms with a sophisticated design. The closed, elegant facade completely avoids looking into the dirty fan opening. Equipped as standard with tightly closing return air shut-off flap. Thanks to the new ultraSilence technology, the noise level is 32 dB ( A ) at 150 m³ / h volume flow. Universally applicable for the Lüftung of Bathroom , WC and other small rooms.