ITEM NAME:Cordless Ultrasonic Ultra Sonic Cleaner For Watch Coins jewelry Ring A4U9 Cordless Ultrasonic Ultra Sonic Cleaner For Watch Coins jewelry Ring A4U9 Brand new & High quality. Gets orthodontic appliances sparkling clean. Clean deep where brushes can't reach. Sonic vibrations up to 6500 waves per minute. Use with any denture or retainer cleaner. Item Description 1. Fill the cleaning utensil with a proper amount of water and cleaning liquid, and place the articles to be cleaned in it, such as jewelry, ornaments, false teeth and braces. 2. Place the cleaning utensil on the base properly and fix it safe with sucker, and then place the entire machine on the desk. 3. Power on the cleaning machine Professional jewelers use it to deep clean fine jewelry. Fit for both professional cleaning and personal use ON / OFF switch, easy to use.