Ouwald Ultrasonic Jewelry Cleaner, 640ml Ultrasonic Cleaner, 49kHz Ultrasonic Cleaner Machine for Jewelry, Glasses, Rings, Watches & More

The Ouwald Ultrasonic Jewelry Cleaner uses 49kHz ultrasonic technology to clean jewelry, glasses, and watches in multiple modes. It has a 640ml capacity and is compact.

• The description claims that the cleaner removes dirt, grease, and residue using ultrasonic vibrations.
• The description claims that it offers multiple cleaning modes.