I am pretty sure that this products help keep the critters out of the area intended. Not sure as we also have a regular schedule of treating the yard. The area we live...
Pest Mouse Repeller, Ultrasonic Pest Control Repellent with 5 Waves Anion Air Purification for Family,Restaurant,Office-Black
Price: $27.89
Description
RESTRICT PEST :This mice repellent besides repelling the mice,also can driving mice & Rats,squirrels,roaches, ants,insects,mosquito.Human and pets can be safed
PM2.5 REDUCTION :The electronic circuit can be used to release a negative ion have the obvious functions of air purification,sterilization and PM2.5 reduction
CHANGE ELECTRIC WAVE :The frequencies of the ultrasonic waves are always changing in order to avoid mouse/rat to have any \"adaptability\" and \"immunity\"
EFFECTIVE COVERAGE :The effective coverage of this 5 Waves Anion repeller is arround 100 square meters.Using one device is enough for one family.Certainly the effectiveness will be better if more devices used
WIDELY USED :This roaches repellent works by 3 speakers that can 360°control ,it can be widely used in family,office hotel,shop,warehouse,hospital,restaurant ect
PM2.5 REDUCTION :The electronic circuit can be used to release a negative ion have the obvious functions of air purification,sterilization and PM2.5 reduction
CHANGE ELECTRIC WAVE :The frequencies of the ultrasonic waves are always changing in order to avoid mouse/rat to have any \"adaptability\" and \"immunity\"
EFFECTIVE COVERAGE :The effective coverage of this 5 Waves Anion repeller is arround 100 square meters.Using one device is enough for one family.Certainly the effectiveness will be better if more devices used
WIDELY USED :This roaches repellent works by 3 speakers that can 360°control ,it can be widely used in family,office hotel,shop,warehouse,hospital,restaurant ect
