Starthi 2 Pcs Ultrasonic Pest Repellent - Indoor Plug, Electronic and Ultrasound Repeller - Insects, Mosquitoes, Mice, Spiders, Ants, Rats, Roaches, Bugs Control - Eco Friendly Repellent

【Safe & environment friendly】 no chemicals, non-toxic, less power consumption. Ultrasonic pest repeller are completely safe for children and pets.
【Easy to use】simply plug our pest repeller into the wall charger, The effective area up to 800-1200 sq.Ft. One unit fits per average-sized room with a pest problem.
【Advanced ultrasonic technology】this ultrasonic pest repeller is equipped with latest ultrasonic physical technology that emits an ultrasonic frequency of 22-65khz to disrupt pests' Central nervous system.
【Effective for most pests】repelling mice, mosquitoes, ants, rats, roaches, spiders, bugs, flies, fleas and other insects.Insect repellent spray just plug it into a power outlet and get to work. No additional equipment care is required.
【Wind coverage are】ultrasonic insect repellent is suitable for the area of 80 ~ 120 square meters. Since ultrasound cannot penetrate walls and solid objects, it is recommended to put one in one room. For areas where severe pests are severe, additional units are needed. No noise in the bedroom can influence your sleep. Normally it costs 3-4 weeks for an obvious result.