1.Theory: Transmitting vibration via motor. Pest repeller is used to make snake,rat,lizard, scorpion,feel like earthquake and danger is coming and then escape away immediately.   

 The vibration is transmitted at 60 second intervals and covers an area of approx 700sq metres.                                                                          

 2.Specification: 

Solar panel:Monocrystal silicon 

solar panel output:4.5V/50MA

Rechargeable battery: 2×1.2V/800mAH "AA" Ni-MH

 3.Advantage:    

 Efeective range:700 square meters  

 Adantage:waterproof,eco-friendly ,Green                                                                     

Guarantee:1 year