Powerful Performance: This latest ultrasonic rodent repellent has two chips, which will emit stronger and more concentrated ultrasonic waves, which will make it harder to approach pests and rodents than before. Bedbugs, spiders, ants, cockroaches and mice stay away from you Houses Safety and Environmental Protection: The insect repellent contains no chemicals, no radiation, no odor, no dead bugs, no batteries and gives you safety guarantee. Its ultrasound only affects parasites, and the ears cannot detect sounds, so it will not interfere or irritate humans and animals Small and light, wide range of applications: The new small square design is very cute, cartoon style, only 27g each, ultralight and stress-free, widely used in home, warehouse, office, hotel , etc Effective Coverage Rate: Ultrasonic insect repellent is effective indoors under 1600 square feet. We recommend installing one unit per room for the best and best results. For larger storage areas, we recommend installing 2 or more devices Easy to Use: All you have to do is plug our pest control products into the outlet. It is recommended to insert flying insect pests 30 to 50 inches from the ground and pests 10 to 30 inches from the ground, then say goodbye to harmful pests within a monthProduct discriptionColor:WhiteMaterial:ABS PlasticFrequency:25-85 KHzOperating Voltage:AC 90V-250V \/ 50HZpower:5-6 WWeight:27g (single)Use the environment temperature:0 ~ 40 Size:4 Pcs 105 * 60 * 115mmKey Advantage1.Can kill a variety of common pests.2.Ant-repellent, Ant-repellent, Anti-bat, Anti-cockroach, Anti-spider, Anti-mouse,Anti-centipede, Anti-fly, Anti-insect, Anti-gecko, Anti-mosquito, Anti-cricket.3.Using 45mm super large diameter speaker, using surround technology,360 drive without blind spot, super attack power.4. Surround sound waves, double the repellent effect, physical mosquito repellent, silent and no radiation.5. Maternal and infant grade mosquito repellent, suitable for pregnant women and infants,energy-saving, quiet, healthy and environmentally friendly, harmless or impact on pregnant women, babies,the elderly and other bodies humans.6.ABS material, using ABS flame retardant material, high strength,high temperature resistance, drop resistance and durability, safe and secure.7.Easy to use, just plug the ultrasonic mouse into the socket and you are done.Package Included:4 * Ultrasonic Parasite Repellent1 * User ManualNote For best results, it is recommended to use one unit per roomSafety WarningStay away from the fire