The TradeQuip "Made for the Trade" ultrasonic parts cleaner makes it easy to clean items like carbies, calipers, nuts & bolts, most small metal parts - even jewelry. Just fill the cleaner with water, mix in a desirable ultrasonic cleaning additive (sold separately), set the timer and walk away to get on with another job. The ultrasonic cleaner works with or without heat and provides deep cleaning using ultrasound technology and water. The adjustable temperature and timer gives you a variety of cleaning performance options.