Time is adjustable from 0 to 30 min, and temperature can be set within RT-176 /RT-80 , displayed on LED screens. The heating function dramatically improves cleaning efficiency. The sonic jewelry cleaner features a sizable 1.3/2/3/6/10/15/22/30L(0.34/0.53/0.8/1.6/2.6/4/5.8/8Gal) tank, come with a cleaning basket and a scoop - Shaped jewelry cleaning basket to reduce friction when washing. This ultrasonic parts cleaner is constructed of 304 stainless steel with a noise reduction lid and built-in handles on both sides, designed for use and easy cleaning. Heat dissipation holes on the side and back are designed for overheat protection, and a spare fuse is provided in case of over-current. The water outlet valve is convenient for drainage. for home or professional use, our ultrasonic cleaner machine is widely used to clean jewelry, glasses, watches, metal tools, dental equipment, laboratory utensils, etc.