This small electronic product, in the form of a 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 non-toxic, TickLess Pet releases no chemical substances and no odours, but 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 keeping them away (prevention). Particularly suitable for animals weakened by illness or with which children play, for puppies and kittens, for old pets and for expectant and nursing females. Operating range about 1.5 metres. This is a small product. Take care with children. Use: Remove the plastic tab to connect the lithium battery already present (not replaceable). Four flashesshow that the device is on. After being connected, battery life is about one year. To see if TickLess Pet is still operating, press the button and check that the light still flashes. Fit TickLess Pet onto the collar with the side with slits towards the inside, in the direction of the animal's body.