Search  for anything...

Rodent Repellent for Car Engines, 2 Pack Plug-in Rodent Repeller Ultrasonic Indoor, Battery Operated Car Mouse Repellent Under Hood, Keep Mice Rat Squirrel Out of Car, Attic, Garage, Barn

  • Based on 24 reviews
Condition: New
Checking for the best price...

Buy Now, Pay Later


As low as $8 / mo
  • – 4-month term
  • – No impact on credit to apply
  • – Instant approval decision
  • – Secure and straightforward checkout

Ready to go? Add this product to your cart and select a plan during checkout.

Payment plans are offered through our trusted finance partners Klarna, Affirm, Afterpay, Zip, Apple Pay, and Google Pay. No-credit-needed leasing options through Acima may also be available at checkout.

Learn more about financing & leasing here.

Selected Option

Free shipping on this product

FREE 30-day refund/replacement

To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.

To initiate a return, please visit our Returns Center.

View our full returns policy here.


Availability: In Stock.
Fulfilled by Amazon

Arrives Aug 1 – Aug 2
Order within 16 hours and 47 minutes
Available payment plans shown during checkout

Protection Plan Protect Your Purchase
Checking for protection plans...

Item Package Quantity: 2


Features

  • Advanced Dual-Chip Functionality: This rodent repellent for car engines uses advanced microelectronics to emit alternating high-pressure and ultrasonic waves. With strobe lights, it disrupts rodent vision in dark areas, creating a highly unpleasant environment. The combination of sound waves and visual interference targets rodents' auditory and nervous systems, making them uncomfortable and driving them away
  • Smart Detection Features: The rat repellent for car is equipped with advanced power-on self-test and vibration detection. It intelligently switches to standby mode while driving to ensure safety and automatically activates 5 minutes after parking. This feature provides continuous protection for your vehicle against rodents, ensuring hassle-free operation
  • Comprehensive Coverage: This Car Rodent Repellent Under Hood delivers 360 protection, covering up to 300 square feet, ensuring no corner is left unguarded. It offers versatile power options, including AA batteries, a vehicle battery via DC cable, or a USB cable. Ideal for use in garages, barns, attics, and other areas prone to rodent activity, it provides reliable and flexible pest control solutions
  • Versatile Installation: Mouse repellent for cars easy to install with the provided zip ties, this rodent repeller is ideal for use in various scenarios, from long-term garage storage to outdoor parking at campsites, ensuring all-weather protection
  • Seasonal Use: Especially effective during colder months when rodents seek warmth in garages and vehicles, this repellent keeps your car protected during periods of inactivity, reducing the risk of rodent damage
  • Usage Tips: Allow 3-4 weeks to see results based on the infestation level. Install securely in the car hood, avoiding hot engine parts or moving components, to ensure optimal performance and long-lasting protection

Description

Rodent Repellent for Car EnginesUsage Details:Car rodent repellent under hood uses frequency conversion technology, emitting fluctuating ultrasonic waves and strobe lights. This combination is effective in deterring rodents from cars, RVs, and trucks by disrupting their sensesUser Groups of the Mouse Repellent: 1. Event organizers preparing rodent-free environments for festivals or celebrations.2. Homeowners seeking an alternative to sprays.3. Residential Protection - This poison-free solution safely protects your attic, garage, or barn from infestations and damage.Customer Questions and Answers:Q1: How do I install these under my car hood? Is it complicated?A: Not at all! The installation is very simple. Each device comes with zip ties. Just find a secure, flat spot away from extreme heat (like the exhaust manifold) and moving parts (like fan blades). A good place is often on the radiator support or a stable wiring harness. Use the zip ties to strap it on securely. Ensure the speaker (the circular part) is facing outward for best effect.Q2: Do these devices really work? How effective are they?A: Yes, they are effective as a strong deterrent. They emit a powerful, high-frequency ultrasonic sound (typically 40-60 kHz) that is highly irritating to rodents like mice, rats, and squirrels, but inaudible to most humans and pets. They work by creating an uncomfortable environment that encourages pests to leave and avoid the area. For best results, use them consistently and combine with good practices like keeping your garage clean and not leaving food sources nearby.Q3: Can I use these indoors, like in my attic or basement?A: Absolutely. This 4-pack is designed for versatile use. They are perfect for protecting areas like attics, garages, basements, barns, storage rooms, and even under car hoods. The ultrasonic waves cover a wide area (typically up to 800-1200 square feet per device), making them efficient for various indoor and outdoor settings.Q4: Are these safe for my pets? Like cats and dogs?A: The ultrasonic sound is designed to be outside the hearing range of humans and common larger pets like most dogs and cats. However, some small pets, such as hamsters, guinea pigs, rabbits, and certain breeds of dogs, may be able to hear it. It is recommended to avoid placing the device in the immediate living area of these smaller, sensitive animals.Q5: How long do the batteries last? What kind of batteries do they use?A: These units are highly energy-efficient. They typically use 4 standard AA batteries (please check the product manual for the exact number). Under normal operation, the batteries can last between 3 to 6 months. The device often has an LED light indicator to show it's working, which also helps you know the batteries are active.Q6: Is this device waterproof? Can it handle rain or snow under my car hood?A: These repellents are built to be weather-resistant, which means they can withstand the typical conditions found under a car hood (like heat, vibration, and some moisture) and in sheltered outdoor areas like a barn or porch. However, they are not fully waterproof and should not be submerged in water or directly exposed to heavy, driving rain for prolonged periods.Q7: Will the sound interfere with my car's electronics or my home's Wi-Fi?A: No. The ultrasonic waves are acoustic (sound-based), not electronic. They do not emit any signals that can interfere with your car's ECU, sensors, key fobs, or your home's Wi-Fi network, Bluetooth devices, or other electronics. They are completely safe to use around modern technology.Q8: I have a serious infestation. Will this get rid of existing mice/rats?A: Ultrasonic repellents are primarily designed as a preventative and deterrent solution. They are excellent for keeping new pests from entering and encouraging existing ones to leave over time by making the environment unpleasant. For an active and significant infestation, we recommend first using traps or baits to eliminate the current population and then using these devices to prevent them from returning.car rat repellentcar rodent repellentcar mouse repellentcar rodent repellent under hoodcar rat repellent under hoodcar engine mouse deterrentvehicle rodent repellentsquirrel repellent for car enginesrodent repellent for car enginesrat deterrent for car enginerat repellent for car enginerodent repellent for carsrodent deterrent for carsrat repellent for carmouse repellent for carskeeping rodents out of carsmice repellent for carsmouse deterrent for carsmice deterrent for carskeep rodents out of carrodent repellent for carunder hood rodent repellent for carsmouse blocker for carskeep rodents out of carsrodent deterrentmouse repellentultrasonic rodent repeller for carrodent repellent ultrasonicunder hood rodent repellerrodent carrat repellent carsquirrel repellent car

Brand: Jahy2Tech


Scent: /


Item Volume: 1 Cups


Item Form: /


Number of Items: 2


Package Dimensions ‏ : ‎ 5.35 x 4.61 x 2.99 inches; 12.31 ounces


Item model number ‏ : ‎ 10-DB0206US(AB)_2


Date First Available ‏ : ‎ December 6, 2024


Manufacturer ‏ : ‎ Jahy2Tech


Best Sellers Rank: #41,699 in Patio, Lawn & Garden (See Top 100 in Patio, Lawn & Garden) #198 in Outdoor Ultrasonic Insect & Pest Repellers


#198 in Outdoor Ultrasonic Insect & Pest Repellers:


Customer Reviews: 5.0 5.0 out of 5 stars 24 ratings


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Aug 1 – Aug 2

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • Zip Pay in 4
  • Financing through Apple Pay
  • Financing through Google Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Cat-Shaped 3-in-1 Rodent Repeller
I recently got this cat shaped 3 in 1 rodent repeller, and honestly, it works really well. My garage used to be full of mice and martens running around, chewing on wires and leaving footprints,it was driving me crazy. I set this little cat-shaped repeller in place, and within a few days, I could already see a difference. Kind of amazing, actually.Installation was easy. I first tried the battery mode,just popped in three AA batteries and placed it near my car. You can also connect it directly to your car battery, red to positive, black to negative. The device only works when the car is off, so I don’t have to worry about it interfering with driving. Really safe.After a few days, the mice and martens were much less active. The usual chew marks and smells started disappearing. The high frequency sound and flashing LED lights seem to really bother these little critters,some stubborn mice that used to hang around slowly disappeared. They also seem less interested in coming back to chew or make a mess. Honestly, it works even better than I expected.The device itself is cute too,it looks like a little cat, and it doesn’t feel out of place in the garage at all. Overall, this repeller is convenient, safe, eco friendly, and effective. For someone like me who’s been dealing with rodents, it’s a total lifesaver. I’m even planning to buy a few more to place around my garage and storage areas. ... show more
Reviewed in the United States on September 1, 2025 by Katherine

  • The Rodent DJ Under My Hood
I laughed when I first set this thing up because it felt like I was throwing a rave for mice under my car hood. The ultrasonic rodent repellent flashes light and blasts out weird sounds only rodents can’t stand. And let me tell you—it works. I used to find chewed-up wires and droppings, but ever since I stuck this little box in, nothing. One night, I popped the hood just to see if it was running, and the strobe hit me in the eyes. I thought I was at a club for a second. That’s exactly what makes it so effective—the lights and sounds mess with critters until they decide, “Yeah, nah, not staying here.” It’s battery-powered, so I don’t stress about hooking it up to the car system. Just drop it in, switch it on, and forget it. My neighbor saw me installing it and grabbed one too after rats got into his truck insulation. What I dig most is how it feels like setting up security, but for animals that don’t pay rent. The combo of sound and strobe is smart, and if rodents had Yelp, they’d be leaving one-star reviews for my engine bay right now. ... show more
Reviewed in the United States on August 29, 2025 by YoloSelfie

  • Reliable rodent repellent for garage
We decided to use this set both for our cars and the garage, since we’ve had some issues with mice before. Installation was simple — just a few batteries and zip ties, and everything was ready. What I appreciate most is that it automatically switches modes when the car is in use, so I don’t have to think about turning it on and off. We have both a dog and a cat who sometimes wander into the garage, and I was a bit worried at first. Thankfully, the ultrasonic sound doesn’t seem to bother them at all — they still nap in their usual spots. Meanwhile, I haven’t seen any signs of rodents around the cars or storage area. It feels reassuring to know the vehicles and wiring are better protected without using chemicals. For anyone balancing pets and keeping rodents away, this has been a practical and safe choice. ... show more
Reviewed in the United States on September 12, 2025 by Irene

  • A Smart Fix for a Pesky Problem
I had a terrible mouse problem in my garage, and my RV was a prime target. I tried traps and sprays, but nothing seemed to work for very long. This ultrasonic repeller looked like a good option, and I decided to give it a shot. The fact that it's battery-operated made it super easy to install—no need to find a power outlet or mess with the car's electrical system. It just sits right there under the hood, doing its job. The combination of the ultrasonic sound and the flashing lights seems to do the trick.I haven't seen any evidence of mice since I put it in. My RV's engine compartment is clean, and I can finally stop worrying about them nesting or chewing on the wires. This would be a great product for anyone who stores a vehicle for a while, like a boat in the winter or a motorcycle in a shed. It’s a low-maintenance way to keep critters from making a home in your engine. ... show more
Reviewed in the United States on September 2, 2025 by Mateo

  • Easy to use and works well!
I recently started using the Ultra Sonic Rodent Repellent for Car Engines, and it has made a noticeable difference in keeping my vehicles and garage rodent-free. The installation process was straightforward and hassle-free, allowing me to set it up quickly in my car and garage. It's battery-operated, which adds to the convenience, as I don't have to worry about finding a power source. The device employs smart detection and a strobe light to deter rodents effectively. I've noticed a significant reduction in rodent activity since I started using it. The ultrasonic technology is a humane way to keep pests away without using harmful chemicals or traps. What I appreciate most is how easy it is to use. Once installed, it operates automatically, providing continuous protection without any additional effort on my part. Overall, the Ultra Sonic Rodent Repellent is a fantastic investment for vehicle and garage protection. It's effective, easy to set up, and offers peace of mind knowing that my property is safeguarded against rodents. ... show more
Reviewed in the United States on August 31, 2025 by J. Yoon

  • A perfect solution of rodent control in cars
We are so glad to find this repeller to our rodent concerns. Unlike generic plug-in repellents, this device is built specifically for automotive use. It mounts easily in the engine compartment and is durable enough to handle vibrations, heat, and dust. It runs quietly and consistently, and I don’t have to think about it once it’s installed. I appreciate that it’s compact and lightweight, so it fits neatly without interfering with engine parts. This product is design to draw minimal power so it does not drain the battery . I really value that this device provides a humane, chemical-free, and eco-friendly method of rodent control. No more toxic sprays or messy traps that could harm pets or other wildlife. ... show more
Reviewed in the United States on September 7, 2025 by Joyce Yien

Can't find a product?

Find it on Amazon first, then paste the link below.
Checking for best price...