... Piezoelectric Ceramic Element Main feature of Piezo Ceramic Element:-Extremely thin and light;-Low power consumption;-No EMI\RFI.Piezo Ceramic Element: Applications (Piezoceramics element; Piezo diaphragm, piezo plate) ... ,Heart reflectoscope reflector,pedometer, car alarm sensor.Brief description of piezo ceramic element & Attributive Characters:1, Electrode form/ Modulating: External drive (diode ...