The product designed by microcomputer IC technology. 
Ultrasonic frequency 22-65KHz or fixed frequency at 26KHz. 
Electro-Magnetic variable frequency 0.8-8Hz. 
Power frequency output up to 120dB. 
AC working style, low power consumption, suitable for long life operation.

Plug it in, start seeing results! 
Harmless to pets and humans. 
Non-toxic and eco-friendly. 
LED for power on indication. 
Will not interfere with electronics 
Rated Voltage: 110-230V 
Frequency: 50-60Hz