Using this faucet is a breeze. Just wave your hand near the sensors for touch - free activation. The included battery pack with 4xAA alkaline batteries powers the faucet. Keep an eye on the indicator lights on the spout. A light will show when it's powered, activated, or when the battery is low. When it's time to change the batteries, simply replace the 4xAA alkaline batteries. As for maintenance, use a soft, damp cloth to clean the faucet regularly. Avoid using abrasive cleaners as they can damage the Brushed Bronze PVD finish. Remember, this item is non - returnable, so make sure it meets your needs before purchasing. Also, since it complies with ADA guidelines, it's suitable for a wide range of users.