... little things, high quality. 3, Digital ultrasonic cleaner, 5, ultrasonic cleaning machine FeaturesCleans optical discs such as ... ApplicationsOpitcal Disc Cleaning CD, DVD, VCD, etc. Jewelry and Watches Necklaces, Earrings, Rings, Bracelets, Coins ... Care Dentures, Combs, Toothbrushes, Table-wares Ultrasonic Frequency: 42,000 Hz Tank Materia: Stainless ... kg G.W. : 1.22 kg Jewelry Ultrasonic Cleaner