Multifunctional Portable Four-speed Ultrasonic Cleaning Machine $ 42.22 Product information: Dimensions: 20.212.411(cm) Rated current: 0.21A Rated voltage: 220V~ 50hz Rated power: 35W Inner tank capacity: about 500ml Product color: green, white Ultrasonic frequency: 45KHz Power cord length: about 120mm Product shell material: ABS Stainless steel inner tank material: 304 stainless steel Packing list: Ultrasonic cleaning machine + manual + certificate + tweezers + cloth*1