... use one, use convenient, sanitation. The machine adopts automatic infrared sensing device, hand namely open, accept hand namely stop, use very convenient, greatly ... can reach 75 turn/points. Air volume 25 meters per second, strong winds. Dry hands nature more quickly.Four, convenient installation ... : 45 and 70 °C 8, wind speed: 25 meters per second 9, dry hands time: 10-12 seconds 10, waterproof level ...