1、With 450ml capacity water tank and detachable power cord, easy and convenient to carry 2、High quality ABS and 304 stainless steel material can make sure the durability and stability of the product 3、High‑power output and high‑frequency vibration separate the air and water in the liquid, forming bubbles of 50‑500μm, which continuously wash the surface of the object, and the cleaning force is strong 4、The ultrasonic cleaner sink has a double protection design, equipped with a special ultrasonic resistor 5、Suitable for removing impurities on coins, gold and silver jewelry, or to prepare cleaning fluid to remove rust Item Type: Jewelry Washing Machine Material: ABS+304 stainless steel Model: MK-185PRO Capacity: 450ml Ultrasonic Frequency: 46kHz Power: 18W Purpose: To remove impurities on coins, gold and silver jewelry, or to prepare cleaning fluid to remove rust Other Functions: Cleaning Discs: CD, DVD, VCD, etc. Jewelry and Watches: Necklaces, bracelets, glasses, dentures, toothbrushes, tableware Glasses Care: Glasses, sunglasses, contact lenses Daily Care: Dental clinic, comb, toothbrush, tableware How to Use: 1. Open the lid and fill the stainless steel water tank with water. (Warning: Running the equipment without water may damage the equipment) 2. Put the object in the water. Subject should be completely immersed in water. Do not exceed the "Maximal" level 3. Close the lid and connect the power cord to the socket. 4. One-key start, the default automatic cleaning time is 3 minutes, with overheating automatic power-off protection 1 x Washing Machine 1 x Adapter