1.Household or outfitter ultrasonic cleaner 2.Watch, glasses,necklace,ring,CD etc cleaning 3.CE&ROHS ... easy to handle.ApplicationJewelry, gem, gemstone, jade, agade, diamond, jewel, silver, gold, wedding ring, necklace, earring, body jewelry, body piercing, clock ... .Hands free! Enjoy life!SpecificationFeatures Optional ColorCertificationCompany profile Digital Watch Ultrasonic Cleaner UL50-600M