DescriptionThis ultrasonic 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: Pink. - Material: ABS, stainless steel - Size: 20x9.2x6cm - Frequency: 42kHz. - Power: 20+/-3W. - Volume: 450ml. - Stimulating the transducer and generating ultrasonic wave of 42,000 Hz. - 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.