Advanced sound wave technology uses plain tap water to remove dirt and tarnish, gently yet thoroughly, from delicate pieces. This chemical-free cleaning requires no special cleaning solutions or detergents and is kind to your valuables-it"s environmentally friendly, too. No scrubbing. No tedious trips to and from the jewelers. No expensive fees. Just fill the stainless steel tank with tap water and our ultrasonic cleaner will do the work for you! Use it whenever you want to see dazzling results in minutes. This versatile cleaner is perfect for any number of small household items that require special care-jewelry, eyeglasses, watches, DVDs and more. A watch hanger and eyeglass basket are included to help you keep your pieces organized, and with five timed cycles to choose from, you can pick the perfect cleaning cycle for the quantity and cleanliness of your items.