Features: OOTDTY Vibration cleaning, thoroughly penetrate into the fine crevices, and stains are invisible. Cleans quickly and shines like new. Use 2 AA batteries, the batteries are provided by the buyer. The top of the product has a beautiful curved design, the cover is waterproof, and the bottom is non-slip. It only takes 10 minutes to clean gold and silver jewelry and other objects with ultrasonic vibration. Professional Proven: Effective deep cleaning and polishing of metallic glass surfaces. Daily cleaning of jewelry, rings, earrings, jewelry, dentures, braces and other utensils. Specifications: Material: Plastic Weight: 185g Size: 9.2x8x7.4cm/3.62x3.14x2.91inch Package Includes: 1x Ultrasonic Cleaner Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.