Ultrasonic Flea and Tick Repeller, Electronic Tick Repeller, USB Rechargeable, Ultrasonic Dog Repeller, Portable, Pet Safe, Black

【Intelligent Frequency Conversion】19.5-135 KHZ (8-band ultrasonic intelligent frequency conversion) The physical ultrasonic repellent repels ticks, fleas, lice and mosquitoes, contains no chemicals and is safe to repel insects. 【Portable Electronic Insect Repellent】This device uses electronic simulation technology based on physical principles to achieve the effect of repelling ticks, fleas and lice. By emitting ultrasonic waves, the brains and nerves of ticks, fleas and lice can be stimulated, making them unbearable and driving them away. 【Wide Range of Applications, Easy to Control in Various Environments】The diameter of the outdoor protection area is between 3 and 10 m, and the indoor applicable area is between 10 and 80 square meters. Ultrasonic waves cannot pass through walls or solid objects. Safe and eco-friendly, harmless to people and pets