Jpl ultra 2000 compact ultrasonic cleaner 420ml james products ultra 2000 p the jpl ultra 2000 compact ultrasonic cleaner has a 420ml tank and can clean a host of items including jewellery waterproof watches spectacles razor heads dental equipment car and machine parts plus much more p p ultrasonic cleaning is a unique phenomenon millions of tiny bubbles are created when ultrasonic sound is passed through a liquid these tiny bubbles combined with sound pressure give brilliant cl