1. Brand new and high quality.
2. The installing point should be avoided from carpet curtain and other attaching sound material. Or else the decrease of the sound pressure will affect the repelling effect.
3. It is normal that the mouse and vermin will increase at the beginning of the using days because they will get away from their living place after the attack of the ultrasonic.
4. Keeps mosquitoes rats and other pests away from your home.
5. Non-toxic and eco-friendly.
6. Safe and odorless.
7. 22-65KHz of repelling ultrasonic frequency.
8. 130-150sqm. of protection.
9. LED light convenient at night.
10. Using environment temperature: 0-40 Celsius Degree.
11. Power: 6-8W.