[Safe and Convenient] The ultrasonic pest pest is a household product that works 24 hours a day, 365 days a year, without any poisonous, poisonous or smelly chemicals. Ultrasonic frequencies are inaudible to humans and animals, and are completely harmless and harmless to pets and children. 【Latest Ultrasound Technology】With a smart dual-chip design, the device ultrasound rejection stimulates the auditory nerve with ultrasonic waves in the frequency range of 20 kHz to 65 kHz, destroying the sense of smell and the central nervous system of pests and rodents. This type of ultrasonic protector can effectively repel pests such as mice, mosquitoes, spiders, insects, ants, flies, cockroaches, fleas, etc. In the house. [Wide coverage] The effective range of each insect repellent can reach 60-80 square meters. It is recommended to install this ultrasonic insect repellent vertically 10-32 inches from the ground. If each room is equipped with ultrasonic insect repellent, the best effect can be
