1. 3 MHz ultrasonic 2. Gree, Red, Blue photon lights therapy 3. Galvanic (ion+ & ion-) skin care process 4. LCD display ... /14kgs Functions:With LCD displyUltrasonic waves: 3MHzPositive Ion Negative IonPhoton therapy: Red, Blue. Green - The generator of photon-ultrasonic skin care ... MHz ultrasonic facial massager, ionic beauty care machine, LED beauty device