About This Professional Ultrasonic Jewelry Cleaner: Ring cleaner ultrasonic engineered with high-frequency 45kHz sound waves, this jewelry cleaner generates powerful micro-bubbles, effectively cleaneing dust, oil and grime from rings, necklaces, bracelets and glasses in minutes. Tap water handles daily dirt, Pairs perfectly with the 2 bottles of ultrasonic cleaner solution we provide cleaner unlocks deeper cleaning for heavy tarnish on silver. Smart Multi-Mode for Versatile Cleaning: Our ultrasonic jewelry cleaner machine offers with 3 adjustable power levels and 5 preset cleaning cycles (90–480s): a gentle 5-minute cycle for delicate items like glasses, pearls and an intensive 7-minute mode for heavily soiled watch straps, dentures or coin collections. This flexibility ensures optimal care for every item, making it the ultimate ultrasonic retainer cleaner and multi-purpose home, jewelry store, dental care tool. Premium 304 Stainless Steel & Safety First: Food-grade 304 stainless steel 20oz ultra sonic cleaning machine tank resists durable and odors, ensuring zero scratches during the cleaning process. The power connector on the ultrasonic cleaner is equipped with a silicone plug/seal to prevent water ingress and short circuits. Retainer cleaner machine equipped with advanced overheating protection and short-circuit prevention, it automatically shuts off after each cycle. High Capacity & Low Noise Operation Design: Diamond ring cleaner machine with a generous 550ml capacity, this portable glasses cleaner easily fits multiple pairs of eyewear or a full jewelry set without taking up counter space. Retainer cleaner base features four non-slip rubber pads that stabilize the unit and dampen noise (Quiet