This small electronic pendant to be attached to the collar is the ideal solution to keep ticks and fleas away from dogs and cats in a totally ecological way and without contraindications of any kind. Completely nontoxic, ZeroBugsTM releases no chemical substances and no odors. Works by emitting a series of ultrasound impulses that are harmless and imperceptible for both persons and animals, but that disturb ticks and fleas, repelling them from pets and above all keeping them away (prophylaxis). Particularly suitable for animals weakened by illness, for puppies and kittens, for old pets and for expectant and nursing females. Ideal for animals that come into contact with children. Operating range about 1.5 meters.