New arrival Pest Control Ultrasonic Rodent Repeller Mosquito Repellent

Descriptions:
* Ultrasound and electromagnetic technology;
* Power enough to repel mice,cockroaches,spiders,insects,flies,mosquitoes,ants and rodents;
* More powerful and effective;
* With variable frequency so bugs and rodents don't get used to the sound;
* Reaches up to 300m2 (an average flat);
* Rated Voltage:110V-240V;  
* Frequency: 50 - 60 HZ;       
* Printing: can specify the printing content;        
* Working indicator light;
* Chemical free; non-toxic; comes with smart-touch night light.
* No spare parts to change, no maintenance, unlimited duration.
*Ultrasonic frequency:20-40Khz
*Power of electromagnetic:  200-1000hz