P3 International P7810 Cordless Motion Activated Animal Away Uses powerful, high-pitched frequencies to deter animals from invading home spaces Inaudible to humans but animals find the high-pitched frequency uncomfortable & will move to a peaceful area Wireless & mountable Saves batteries by using an IR motion detector that activates the 23kHz signal only when the unit detects motion within a 45ft range Requires one 9V battery Inaudible To Humans Cordless Operation lnfrared Motion Activation Mounts On Walls Or Fences Blends In With Landscapes