Using this hand dryer is a breeze. Just place your hands under the infrared sensor, and it'll start drying automatically. It's designed to dry your hands in under 15 seconds. You can adjust the air speed and heat according to your preference using the owner - adjustable settings. There's also an on - off switch for the heating function. When you're done, simply take your hands out of the sensor area, and the dryer will turn off. As for maintenance, keep the dryer clean by wiping the stainless - steel cover regularly with a soft cloth. Avoid using abrasive cleaners as they may damage the satin finish. If you have any issues, refer to the manual or contact customer support. And remember, make sure to use the appropriate voltage for your location as specified on the dryer.