- Made with advanced technology<br />- Great performance in cleaning the objects like communicating instruments、 lens & optical apparatus、 household articles、 etc<br />- Power source: AC 220V? 50 Hz <br />- Power rating: 30W<br />- Operating frequency: 40KHz<br />                                                                                                                                Dimensions: 6.14 in x 4.25 in x 4.25 in<br />Weight: 27.8 oz