Why choose our ultrasonic cleaning machine? 1.Ultrasonic jewelry cleaner with 48kHz ultrasonic high frequency, efficient cleaning and working noise less than 65 decibels, quiet and not disturbing. 2.The jewelry cleaner is simple and elegant appearance, the product size is 7.48*3.93*2.75 inch inches, which is great for business, office, study, travel and home use. 3. The outer layerof jewelry cleaner is made of high-quality ABS material, and the chamber is made of 304 food-grade stainless steel. 4. Easy to use, 2 different cleaning modes can be selected according to different items, and it will automatically shut down after cleaning. 5. It is recommended to use with professional ultrasonic cleaning solution or alkaline cleaning agent, such as hand soap, soap, detergent, etc. to achieve deep cleaning effect. ?Specifications: Ultrasonic Frequency: 48000 Hz Capacity: 350ML Power: 24W Product Weight: 0.54 kg Material: ABS + 304 Stainless steel tank Size: 7.48*3.93*2.75 inch ?Package Included 1x Ultrasonic Jewelry Cleaner 1x Power Adapter 1x User Manual