Tickless Mini ALL SIZE– The new generation of ultrasonic tick and flea repellent Tickless® Mini All Size effectively protects your pet without chemicals. It is the strongest and most efficient ultrasonic repellent on the market today. Cutting edge design, with all-inclusive protection for even the smallest pets in the city or out. Oh, and it’s also rechargeable so you can protect your loved ones longer! The Tickless Mini All Size is a great option for pets of all sizes, making it suitable for both small and large dogs. Whether your dog is calm and relaxed or active and playful, the Tickless Mini All Size provides effective protection. The device emits ultrasonic pulses that are imperceptible to humans and pets, but interfere with the ability of the parasites to orient themselves, thus keeping them away from your pet.