The ultrasonic generator can monitor the power system frequency ultrasound power. Power tube: import power tube; PCB: double-sided two ounces; Stable performance; Large radiator, cooling fast. Circuit board and vibration head (ceramic transducer) Wiring instructions: 1. The board can not load electricity; 2. No cleaning solution can not be energized cleaning; 3. Vibration first two tabs, two ceramic middle lug is positive, by the upper and lower metal column is negative, can not be reversed; 4. Transducer film on the ceramic sheet covered with a silver layer for the negative side, the other side of a large two silver layer is positive, the smaller one is negative, when the welding power supply line must be welded to the side there are two silver layer, the other side of the vibration surface, can be pasted in the washing tub; a silver layer ceramic chip is not high temperature, the power cord when welding iron temperature should not exceed 280 degrees, preferably heated iron, the iron temperature is set to 250 degrees . 5. Vibration head larger side (with screw holes) to vibrate surface can be glued to the pelvic floor cleaning, washing pots must be well grounded; Material:plastic, metal colour:Green Package Contents: 1 x Power Driver 2 x 50W 40KHz Transducer Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.