Voltage: 220-240 V ~ 50 Hz. Housing colour: white. Housing material: UV-resistant ABS. Nominal size: 100 mm. Wattage: 7.5 W. Power consumption: 0.05 A. Speed levels: 1. Maximum air flow rate: 90 m³/h. Sound pressure level (Lp-3m): 26 dB(A). IP protection class: IP45. Diameter of the pipe connection: 99 mm. Dimensions of the front cover: 200 x 200 mm x 49 mm. Total depth: 130 mm. Weight: 0.7 kg. Adjustable switch-off timer (2 - 30 min) and humidity sensor (60 - 90%): The fan switches off after the preset time as soon as the humidity level falls below the preset value. Thermal overload protection. Integrated backflow preventer prevents the ingress of cold air. Installation options: Wall or ceiling mounting. Application: Direct connection to the ventilation shaft.