This quiet, powerful bathroom fan with adjustable humidity sensor (40 % - 90 %) is a comfortable solution to moisture, unpleasant odors and mold.Pleasant time in the bathroom, improved indoor climate and guarantees quiet operation with a noise level below 38 dB(A); easy and comfortable to use thanks to automatic activation when the set humidity level is exceeded and 3 - 30 minutes delay time with adjustable switch-off delay. The exhaust air is transported to the outside while the penetration of outside air into the room is prevented; simple one-man assembly with standard tools. Wall and ceiling mounting possible; exclusive Bosch design that fits in every bathroom.This text is machine translated.