... Design, Keep Water Away for Enhanced SafetyFirst Ultrasonic Cleaner to Introduce Cooling Fan for Prolonged OperationApplicationsProfessional CleaningGreat Cleaning Device for Scientific Labs, Medical and ... -wareSpecifications Ultrasonic Frequency42,000 HzTank MaterialStainless Steel SUS303Tank Capacity1,375 ml ( 2.4 pint )Quiet, Solid States CircuitryTimer5 Cycles, with Digital Time ...