Ultrasonic Cleaner can emit 47000 Hz ultrasonic waves, generate millions of tiny cleaning bubbles to decompose and clean dirt, perform 360-degree cleaning of your items, make your rings or diamonds look like new on special days Glittering. This household ultrasonic cleaner comes with a removable cleaning basket with a capacity of 450ml/15oz that brings you more cleaning space at one time, to keep your ring fresh and bright every day. The 360-degree ultrasonic glasses cleaner is powered by 2 AAA dry batteries (Equipped with battery charger) for ease of use and travel. It is easy to use, just place your items in the ultrasonic cleaner basket, put some water and ultrasonic cleaner solution into the tank, after cleaning for 3 minutes, your item will shine again.