We are offering here the 300 Watts Ultrasonic Cleaner makes it easy to clean items like hardware, fasteners, small metal parts - even jewelry. Just fill the cleaner with the appropriate UltraSonic Ultra Detergent and start one of the preset cycles. The tabletop ultrasonic cleaner features a clear-view window so you can see its cleaning power in action. The bigger the tank is, the lower the energy density it needs to clean properly. 300 Watts Ultrasonic Cleaner is very effective and useful.