... appliance 42KHz high frequency plastic cleaner MOQ: 1 piece CE & RoHS Home cleaning appliance for ornaments, glasses and small things JP-900s (750ml ... ,diamond, jade, agate, bowlder, comb, seal, eyeglasses, sunglasses, eyewear, contact lens, denture, dental, watch, clock, etc.Specifications: ModelJP-900sFrequency42,000HzTank capacity750mlTimer ...