... GS TUV PSE new ultrasonic cleaner 600ml with memory functionMini household ultrasonic cleaner JP-890(600ml,digital) ... ring, necklace, earring, body jewelry, body piercing, clock & watches, eyeglasses, contact lens, dentures, table-ware, printer inkjet, seal ... 30min, 18cycles adjustableQuickly and effectively cleaning, user-friendlyNew function for cleaning ring,earring,necklace,diamond,Using just tap ...