Portable Jewelry Ultrasonic Cleaner: 0.5L, 24W, 45KHz mini size ultrasonic digital cleaner with stainless-steel tank size of 6.5 x 3.5 x 1.8 inches ultrasonic cleaner fits and deep-cleans every angle of your ring, jewelry, glasses and various accessories High frequency of 45KHz ultrasonic sound wave, less audible sound was produced. This quiet ultrasonic cleaner is perfect to use daily as ring cleaner, jewelry cleaner, eyeglass cleaner, denture/retainer cleaner. Cleans up any places you can’t reach User-Friendly with Overheat Protection: Touch button with indicator/Auto shut, automatically shuts off when the 3-minute ultrasonic cleaning process is done. Flashing white indicator light reminds you when overheat, avoid damaging your machine This ultrasonic cleaner comes with high-end waterproof surface finishing, ensured the durability while having great tactile feeling. This ultrasonic cleaner makes it easy to clean most of your Glasses, Jewelry, Watches, Dentures, Makeup Tools personal stuff Inside and out in less than 3 minutes. Just fill the tank with an appropriate amount of water with/without ultrasonic solutions (not included), and press the bottom. The machine automatically shuts off when the cleaning is done. Features: 1. High frequency (45KHz) with low noise 2. Touch button/Auto shut off 3.360° All-round deep cleaning 4. Overheat protection 5. Portable and easy storage 6. Waterproof with great tactile feeling surface