This automatic cleaning machine plays a role in killing bacteria, on the other hand, it can dissolve organic contaminants to prevent corrosion. It is an device for laboratories, electronic shops, glasses shops, jewellery shops, clocks and watches shops, mobile phone repair shops, hospitals, dentistry, office and home.Feature- Color: Blue.- Material: plastic- Size: 16.4x7.5x7.5cm- Frequency: 40kHz.- Slot : 1- Input voltage: 1.5v.- Vibrations per second : 200- Clearing temperature : Normal temperature ()- Strong suction cup foot, to prevent the product in the cleaning process because of vibration and movement- Small and portable, generates dense bubbles to remove the dirt and contamination.- Made of material, safe and eco-friendly.- One key to control, very convenient to use.- for cleaning CD disk, jewelry, lens, watches, dental instruments, coins and so on.