ISonic P4821-CE Commercial Ultrasonic Cleaner, 2. 5L, beige color, touch sensing solid control panel, 30-minute full-range timer, plastic basket, heater, degas. 220-240V with VDE plug, 170W. Polished stainless steel tank, tank size 24. 5x15x7. 6 cm. Equipped with an industrial grade ultrasonic stack transducer which is twice stronger and more durable compared to wafer transducers used by some brand name manufacturers in their commercial models. Ultrasonic frequency 35, 000 Hz. Solid control panel with touch sensing technology has no buttons hence is better for water proof with better reliability. The generously proportioned stainless steel tank is designed to clean long items such as dental instruments, silver wear, etc. The shallower tank design is better than deep tank design which has weak ultrasonic energy at the top of the tank. The stainless steel tank is also polished for easy cleaning. It's compact for small counter spaces. Heater is preset at 140F/60C and runs independently to cleaning. Cooling fan helps for longer operation. Overheat protector prevents the unit from being overused which could cause overheating. Quieter than most competitors' products. 5 international safety certifications including GS for Germany which has the toughest safety standard assure the highest quality. Power switch. Detachable power cord. Optional stainless steel wire mesh basket.