ultrasonic cutter is Suitable for:PC Board Natural Fibre Artificial Fibre Thin Artificial Resins All types of Paper and Film An Exciting New Breakthrough For the Simple And Fine Cutting of PC Board.Characteristics:Ultrasonic Frequency--40kHz Per Second. No Vibration--Cuts to Perfection. Easily Operated by Hand. Saves Time and Labour. Application for PC Board:Cutting All Diagrams. Dividing The Diagrams. Digging the multi-layers PC Board Scraping of All Coatings. Specification:Frequency: 40KHz Ultrasonic Output: 20Waz Vibration Stroke: 25ump-pvibration Type: PLL Voltage: AC110.220V, 50/60Hz Consumption power: 50VA