... things, high quality 2, Digital ultrasonic cleaner 3, ultrasonic cleaning machine Digital Ultrasonic Jewelry Cleaner Features:1. With strong ultrasonic effect2. Particularly design large tank ... , earrings, glasses, nozzles, watches, mobile, denture, experiment and equipment. Digital Ultrasonic Jewelry Cleaner Specifications: ModelJD-20Ultrasonic Frequency40 KHzTank MaterialStainless Steel SUS304Tank ...