3L Light Curing Ultrasonic Cleaning Machine Electric Jewelry Watches Cleaner. The ultrasonic cleaner is made of 304 stainless steel, which is corrosion-resistant, rust-proof and watertight. This professional ultrasonic cleaner is an expert in cleaning, maintenance, oxidation, extraction, cavitation, etc. Which makes the digital cleaner to meet the different needs of users. A spare fuse isContinue reading