... heated function 3.Large Tank for Profession Professional Digital Ultrasonic cleaner 1. specially designed for large optical shop, dental ... straps and bands, glasses, dentures, toothbrushes, tablewareSpecifications: 1) Ultrasonic frequency: 42,000Hz 2) Tank material: stainless steel SUS304 3 ... 5 cycles, with digital time display 6) Power : 60W AC 100 ~ 120V, 60Hz; 70W AC 220 ~ 240V, 50Hz7)unit size ...