MH Ultrasonic Cleaner can emit 45000 Hz ultrasonic waves Perform 360-degree cleaning of your items, make your rings or diamonds look like new on special days Glittering. Advanced Cleaning Methods Ultrasonic cleaner is the perfect alternative to traditional liquid cleaners You can clean your articles anytime and anywhere, and ultrasound will never scratch or damage your valuables Dimension: 19 x 7.2 x 7 cm Color: White Material: Plastic ABS Weight: 0.233kg Timing time: 5 minutes Rechargeable To clean the machine, please gently insert a towel into the body. DO NOT WASH IT WITH WATER. How to Use: 1. Install two (2) 1.5V AAA batteries at the bottom in the correct direction then put back the battery cover. 2. Place the washer on a smooth and flat place and press it down. 3. Press the switch, the machine will start to work, vibrate for about 5 minutes. 4. When it it necessary to stop, press the switch again to turn off and the item can be taken out. Package include: 1 x Ultrasonic Cleaner 1 x Charging cable 1 x Wiping Cloth Note: *Other accessories are NOT INCLUDED, for picture purposes only. Thank you. *We offer a good quality item at the most affordable price. *If you have any question or concern kindly message us. *Leave us a positive feedback or rate 5 star, if you are satisfied with our product. *Thank you very much and keep safe.