1Independent research and development of motherboard core components, transducers are more powerful and can meet your needs. 2SUS304 superior stainless steel material, safety switch, high quality printing fingerprint resistant stainless steel shell with inner groove thickness of 1.1mm. 35-80 degrees celsius can be set freely, adopt PTC fast heating system, digital control working time, 1-30 minutes can be set freely. 4With the ultrasonic cleaner, you can clean your jewelry, watches, eyeglasses and others under the simple operation, time saving and economical. 5Can effectively removes sediment and bacteria by ultrasonic vibration.