This ultrasonic cleaner uses advanced technology to remove dirt and grime from various items. It has a large 500ML capacity and operates at a frequency of 46kHz. The cleaner is made of durable 304 stainless steel and has a user-friendly design. It is suitable for cleaning jewelry, glasses, watches, dentures, razors, and circuit boards. The package includes the ultrasonic cleaner, a user manual, and a plug.