4-in-1 Powerful Ultrasonic Mouse Repeller: Manually switch between deterrent modes to achieve your desired pest control goals; The mouse repeller is designed with mouse repellent mode types to prevent rodents and animals from getting accustomed to the same mode; Choose between modes: Ultra Mode, Anti-Mouse mode or dual mode to keep squirrels, rats, mice, bats and small animals in an easy-to-reach way Efficient Property Protection to Prevent Rat Damage: Place the ultrasonic repeller in your attic, garage, basement, storage room, crawl space, RV or anywhere indoors where 100-240V is available; save your money on rodent control and prevent rodent damage to your property Protects against rat damage and prevents squirrels, rats, mice, bats and small animals from leaving your home. How the mouse repeller indoor ultrasonic works: Due to being equipped with dual chips, this ultrasonic pest control device will continuously affect the brain system of pests; Built-in 9 LED strobe lights interfere with their activities in dark environments; Rodent deterrents pass Emits ultrasonic, pulsing and flashing lights to effectively make your space uncomfortable for rodents and bats. The long-term process of getting rid of rodents and bats from the space within a month: Sometimes at the beginning, they may be more active, which indicates that the rodents are irritated; after a long period of up to several months, rodents, bats and The critters will begin to disappear from where they live; make sure to use the ultrasonic repellent consistently for better results. Wider Coverage: The ultrasonic mouse repeller can effectively repel mice, rats, squirrels, bats and other pests with powerful wide coverage; the electronic mouse repeller can affect indoor areas within 1067 square meters. ft.; Since ultrasonic and pulse waves cannot penetrate walls and solid objects; we recommend inserting the ultrasonic repeller into an enclosed space.