Features & details 【43KHz Efficient Cleaning】 43,000 Hz powerful Ultrasonic waves creates millions of microscopic cleansing bubbles that attack and remove even the most stubborn blemishes, for a powerful yet gentle cleaning on polishing jewelry, eyeglasses and many more household items in few minutes without damaging on your values - In ways no hand or brush could match! 【Incredibly Easy Operation】With 5 Preset Cleaning Cycles & Auto Shut Off, restore your jewelry back to the day you fell in love with it is easier than ever. Simply fill the tank of with tap water ☆Add detergent for enhanced cleaning☆ and get professional cleaning results in just 3 minutes 【Quiet, Compact & Built to Last】With a generous 20 oz (600ml) stainless steel cleaning tank, the ultrasonic cleaner will polish both your fine rings and large eyeglasses alike. Quiet, solid state circuitry and ease of operation make the ultrasonic cleaner machine an easy choice for anyone looking for a serious shine 【Super Wide Applications】 The Ultrasonic Jewelry Cleaner cleans jewelry, necklaces, rings, earrings, bracelets, eyeglasses/sunglasses, keys, gold, diamonds, silverware, precious coins, metal badges, metal watchbands, waterproof watches, shaver heads, razor blades, dentures, combs, toothbrushes, valves, nozzles, machine parts, printer heads, and other valuables!