Using the Dyson Airblade dB AB14-W is a breeze. Simply place your hands into the dryer opening, and the high - speed airflow will start drying your hands in just 12 seconds. For the best results, keep your hands still inside the dryer until they are completely dry. When it comes to maintenance, make sure to clean the exterior of the dryer regularly with a soft, damp cloth. Check the HEPA filter periodically and replace it as needed to maintain optimal hygiene and performance. As for installation, it's recommended to have a professional handle it to ensure it's securely mounted on the wall. Also, keep the dryer away from water sources other than the water from wet hands to avoid any damage. With proper use and maintenance, your Dyson Airblade dB AB14-W will serve you well for a long time.