Didn't work for me. Been trying to battle some ants and after a month of this plugged in right next to where the ant problem is it seem to have not effect. In fact there was a spider web right over it so I don't believe it works for spiders either. I was given a discount for my honest opinion.

In Dr. Frank Kinsolow's latest book about being and becoming, When Nothing Works Try Doing Nothing, readers are encouraged to slow down in order to leap forward. Link to book on AmazonAlthough initially sounding counterproductive, the Divine does indeed operate in paradoxes (Caroline Myss).