Ensures FRESH AND CLEAN AIR. The energy-efficient fan with humidity sensor and timer allows precise settings and avoids unnecessary operations. The built-in non-return valve prevents the entry of outside air. FUNCTION The air extractor is quick to assemble and easy to clean, also suitable for installing windows. Tracking time (1-30 min.) and humidity sensor (60-90%) can be adjusted using the appropriate adjustment screws in the control box. Can be used universally in all common round ventilation pipes and flexible pipes according to DIN EN 1506. VARIOUS APPLICATIONS The air extractor fan is ideal for all rooms with high humidity. The cover keeps you from peeking into the dirty fan opening. Optimal room dimensions: toilet: 3-4 m, bathroom: 3-9 m, bedroom: 7-13 m, kitchen: 3-7 m, office: 5-13 m. PERFECT CHOICE for amateurs and professionals. Easy one-person installation with standard tools, ideal for a modern home. The wall fan removes bad smells, humidity, grease, dust and other particles from rooms. We are here for you. If you have any questions or complaints, please contact our customer service directly. Your request will be processed immediately. Product details: plastic material, weather resistant, UV resistant (no yellowing), IPX4 splash proof, max. 95 m/h, consumption 12 watts, volume 34 dB, temperature -15 - 40C.