what is the feature of pest repeller model zt09034

* Ultrasonic speakers,Electro-Vibrawave repelling,Ionic purification;
* 3 LED function status lights; 
* Ultrasonic Frequency: 25,000 Hz; 
* Pulse Intervals: 
 Ultrasonic wave: 1 sec. ~ 4 sec. on, 0.5 sec. ~ 2 sec. off 
 Magnetic wave: 0.5 sec. ~ 2 sec. on, 1 sec. ~ 4 sec. off
* Rated Voltage:AC 110-240V~
* Frequency: 50-60HZ;
* Power Consumption: 8W;
* It is effective to use one unit for 5000 sq. ft;    
* Light sensor;
* Night light;
* AC Pass-Through on one side (only for UL plug)
* Purifying Rate: 99%.