The environmentally friendly, non-toxic solution against ticks. Operates with 40khz ultrasound pulses that are not perceptible to humans and pets. The ultrasound impulses reliably keep ticks away from babies and toddlers. Its effectiveness has been proven in a study by the University of Camerino (Italy). The device is small and light and has a range of 1.5m. Can be attached to the pram for babies or to shoes or belt loops for small children. It cannot be switched off. Once commissioned, the life of the non-replaceable lithium battery is 10-12 months. 100% free of chemicals. The parasites are not killed but fended off. The ideal prevention to ward off ticks during outdoor activities, hikes, picnics or at the playground. Suitable for babies, toddlers and children up to 10 years.