High power and effectiveness: Based on physical principles, outdoor and indoor insect repellents provide ultrasound, causing brain and nerve pain in fleas, ants, mosquitoes, and lice, which can travel far away. The use of flea therapy does not harm humans or pets. Chemical free: Our mosquito repellents are non-toxic, odorless, and chemical free both outdoors and indoors, so rodent repellents are safe for everyone and pets. Because this dog flea and tick collar has no odor when working, your pet will feel very comfortable using tick remover. Easy to use: Pest control equipment is like jewelry on a pet necklace, all you need to do is open the tick repellent and hang it on the collar. The flea collar will automatically protect your pet. Don't say there are insects around you and your pet. Rechargeable: The pet flea collar can be charged for one hour, taking care of pets all day. It is equipped with a USB power adapter, computer, and mobile power supply, and alternating flashing work warning lights to make night travel safer. When charging, the red light will turn on, and when fully charged, it will turn green. Portable insect repellent: Our electronic insect repellent is very small and lightweight, so you can bring tick and flea control to your pet anywhere. This tick removal tool is suitable for dogs and cats of all sizes.