Pest control is urgent. Flies are flying everywhere. Mosquito bite. Cockroaches are running around Mice are always running around. Principle of Mosquito Repellent The two kinds of sound waves are used to constantly change the frequency to stimulate and destroy the mosquito brain. The auditory system makes mosquitoes panic and agitated, unable to survive and escape from listening. Stimulation of mosquitoes’ nervous and auditory systems Pest control is an ongoing process. Please use it with patience. Christmase: Ultrasonic repellent is a physical insect protection process. About three days after use, mosquitoes, mice, bees and other pests will actively jump and move. Since ultrasound disrupts their nervous and physiological systems, parasites hiding in the dark are driven away. The effect will be better after 2-3 weeks and migrated automatically after a month. Effective mosquito repellent, silent voice, sleep until dawn. Product parameters: Suitable for many occasions and environments.
