... 2, heater 3, Timer for countdown 4, Degas,preset pulse Clangsonic Digital Ultrasonic Cleaner: Features: 1, Full convenience ... unwanted air bubbles, visible at LCD-display.9, Pulse-degassing when heating would accelerate the cavitations10,Timing switch- ... avoiding wire fall off or breakupoperational panelBased on intelligent MPU, with pulse, heat-control, timer, self-protection. Stable signal process, ...