Specifications: Description: digital ultrasonic cleaner Model: JP-890 Tank capacity: 600ml Ultrasonic power: 50W Frequency: 42,000Hz Panel control: 030min, 18cycles adjustable tank size: 155×95×52mm Unit size: 206 ×152×132mm Inner packing: 245×175×165mm Carton packing: 545×510×355 mm Package: color box Weight: 36.70oz Colors: white Features: Primary Function: Ultrasonic Jewelry +eyeglasses+ Watch Cleaner Timer setting: 030min, 18cycles adjustable Quickly and effectively cleaning, user-friendly New function for cleaning ring,earring,necklace,diamond Using just tap water Distinct cleaning result Cleaning articles to shine like new Compact lid design to reduce the noise Transparent lid for more elegant looking