The Dyson Airblade HU02 is equipped with a digital motor and precise exit openings. Sound tests show that it is 35% quieter than the previous model. The drive wheel reaches 90,000 revolutions per minute, allowing up to 30 liters of air to be drawn in per second. Fully integrated mechanical, electrical, and aerodynamic components make this hand dryer an efficient and energy-saving powerhouse. The Noise Abatement Society has examined, approved, and awarded the Quiet Mark for the decibel levels and acoustics of the Dyson Airblade V hand dryer. Housing: Polycarbonate. Type of antibacterial coating: In the HU02 (Sprayed Nickel), the antibacterial additive is incorporated into the color and can help prevent bacterial growth. Touchless activation via capacitive sensors. Drying time: 12 seconds.