... circuit3-59 minutes adjustable with digital displayDigital ultrasonic cleaner suitable for laboratory, electronic workshop, ... and equipment. E-2000 Digital Ultrasonic CleanerFeatures:With strong ultrasonic effectParticularly design large tank for professional ... , mobile, denture, experiment and equipment.Specifications: Ultrasonic Frequency 40,000 HzTank MaterialStainless steel SUS304ColorPink,Iron ...