Using this hand dryer is a breeze. Just place your hands under the dual air outlets, and the automatic operation will start right away. It'll quickly dry your hands in no time. When it comes to safety, make sure the power supply meets the 115V AC, 15 Amp, 50/60 Hz requirements. Do not attempt to open the unit on your own as it's cULus Listed and tampering might void the safety certification. For maintenance, regularly wipe the white epoxy cover and black plastic trim with a soft, dry cloth to keep it looking clean and new. Avoid using harsh chemicals that could damage the finish.