... value -for money strong power with low noise Applications:1. Jewelry .watches Necklaces, earrings, rings, bracelets, coins, watches straps and bands2 ... .vegatables4.Dentures, combs, toothbrushes, tableware.5.sprayer.printerhead Specifications: 1. Ultrasonic Frenquency:40,000Hz 2. Tank Materials: Stainless steel 3. Tank ... : 180*125*140mm 9.package: 1pcs/carton, optical glass lens ultrasonic cleaners