... tank 2.Clean all kinds of applications:jewellery,Glasses 3.35W Digital Ultrasonic Cleaner specification:Ultrasonic Frequency 42,000 ... HzTank MaterialStainless steel SUS304ColorPink,Iron gray,BlueVolume600 mlTime Controlfrom 3 minutes to an hourPower supplyAC 220-240V, 50 / ... feature:1.With overheating protection circuit,2.3-59 minutes can be adjustable,3.Industrial IC, guarantee more stability, 4 ...