Ultrasonic cleaners are widely used throughout industries to remove difficult contaminants from items during or after manufacturing. The Dysonic ultrasonic jewelry cleaner is easy to move and store. Suitable for jewelry, precious stones, laboratory equipment, dental equipment, tableware, industrial equipment, and other applications. Contents: Ultrasonic Machine, Stainless Steel Lid, Mesh Basket, Power Cord, User Manual, Specifications: Tank Material: Stainless Steel - Heating Power: 50W - Ultrasonic Power: 80W - Frequency: 40kHz - Power Supply: AC100 - 120V/60Hz - Tank Capacity: 2L - Time Setting: 0 - 30 minutes - Temperature Setting: 20-80 ℃ - Tank Size: 150x140x100mm - Ultrasonic Cleaner Size: 180x170x180mm. Not suitable for soft jewelry such as pearls, emeralds, ivory, coral, etc.