... adjustableCompact lid design to reduce the noise Ultrasonic CD DVD Cleaning Machine Application: VCD,DVD disks,hardware,jewelry,watches,necklaces,earrings ... ,Sunglasses ,Printer ink cartridge, dentures, comb, toothbrush. Ultrasonic CD DVD Cleaning Machine Specifications: ModelVGT-1000A/1000BUltrasonic Frequency40 KHzTank MaterialStainless Steel SUS304Tank ...