Automatic hand dryers work in the same way as the technology used in an automatic doors. Motion-sensors are an essential part of how these hand dryers work. Although they’re automatic – sensors work in quite a sophisticated way.
Emitting an invisible ray of infrared light, the sensor on a hand dryer is triggered when your hands move into its path. This bounces the light back into the sensor and switches the dryer on. The dryer automatically switches itself off as well. Thus preventing wasted electricty.
All Handy Dryers products are automatic but these are our 4 best selling automatic hand dryers.