Mysora 4 Pcs Under Hood Rodent Repeller with Strobe Light & 3 Power Supply Method, Car Professional Ultrasonic Mouse Repellent Rat Squirrel Deterrent for 12V Car Truck Rv Engine Bay Warehouse Attic

["4-Pack Professional Under-hood Rat Repellents: rodents are highly sensitive to environmental changes, especially light and sound; Strong white light can stimulate a rodent's retina, making it uneasy; Rodents have a highly developed auditory system and are also sensitive to ultrasound; This under-hood rat repellent uses variable frequency output technology to emit wavering ultrasound waves and flashes, effectively preventing animals from entering cars, RVs, trucks, garages, etc","Three Power Supply Methods: this mouse deterrent for cars has a total of three power supply methods [4AA batteries (item excluding battery) + DC to USB cable + cable to vehicle power]; The flexible power supply method not only allows users to install the electronic rodent repellent devices next to the engine, but also allows users to install the electronic rodent repellent devices in any place such as garages, pavilions, warehouses, etc","Humanized Repeller No Harm to Pets: this vehicle ultrasonic car mouse repellent has power on self check and vibration detection functions, which can effectively prevent rodents such as mice and squirrels from invading your car while not harming your pet; The ultrasonic mouse repeller will turn off when it senses motion and has a safety button that will not exhaust the battery; In short, this car's mouse drive is practical and easy to install, making it an ideal choice for protecting your car","Efficient Working: rodents are indeed afraid of ultrasound, glare, and flashing light; These stimuli can interfere with their normal behavior and activities, making them feel uneasy and fearful; Compared with traditional methods such as using animal traps and driving away spray, the use of car ultrasonic rodent repellent will be more efficient; This rat repellent for car can protect your car from damage while also avoiding negative impacts on the environment","Versatile Use: this rat deterrent for car engine is designed specifically for vehicles, but can be applied almost anywhere, such as in garages, warehouses, attics, barns, sheds, basements, farms, etc. (Note: this rodent repellent for car engines is only applied on 12V vehicles; )"]