Name: Ultrasonic Insect Repellent Voltage: 3V Model: TS-07 Battery model: button battery 2025 Life time: 1500h Sound frequency: 22~65KHz automatic frequency conversion, covering more mosquitoes and mites' offensive frequencies. Application: children, pets, adults Specifications: Hanging neck design, there are holes to tie a rope, can be hung on children or pets, not easy to lose Back clip design, can be added to clothes, such as collars, waistbands, pockets, etc. It can be used to repel worms in pets, repel fleas and lice, dispel worms and mites, and dispel parasites. Ensure the health of you and your pet Ultrasonic drive, physical drive is safer, and will not leave the corpse of the bug in place Intelligent high-frequency chip, strengthen the insect repellent effect, deworming faster and safer Package Included: 1*mosquito repellent