18 Of Best Easy Use Pest Repellents In 2024
TOP 1
Mouse Repellent, 4-IN-1Ultrasonic Pest Repeller for Indoor Plug-in Squirrel Repellent Easy to Use Pest Gone
LOBERFVE
VS-361N
Our Score
Product Features
[4] Mode of Repulsion To keep rodents at bay, it disturbs their environment. test = Test Tone (To Determine Whether It Is Working Or Not). Ultra = Ultrasound (Effectively Repel Mice). Pressure Wave (Effectively Repel Squirrels) = Trans Duo = Pressure Wave Ultrasound (Repels Squirrels, Rats, Mice, and Rodents, among other animals).
Loberfve Designed For Great Pest Repeller And Has Worked With Many Supermarkets,Tested By Thousands Of Customers [Effective Ultrasonic Pest Repellers] Loberfve Designed For Great Pest Repeller And Has Worked With Many Supermarkets,Tested By Thousands Of Customers [Effective Ultrasonic Pest Repellers] Effective Pest Control For Squirrels, Mice, and Most Common Rondents In The United States, and More
[It's Simple To Use] It can continue to defend a 5000-square-foot area for an indefinite period of time. 6000 Sq. Please continue to set the timer for at least two hours. You Will Not Find Squirrels, Mice, Rodents, Or Roaches Running Around Your House After 3 Weeks, And It Will Last A Long Time And Continue To Be Effective In Pest Control.
It Is Certified By U As A 100 Safe Humane For Your Home Office It Is Certified By U As A 100 Safe Humane For Your Home Office Ultrasonic Technology Is Used By The Environmental Protection Agency. You Never Have To Be Concerned If Your Children Or Pets Are Bothered Or Hurt. The Mouse Repellent's small size makes it easy to place it anywhere you suspect a pest problem, such as the kitchen, living room, garage, attic, basement, warehouse, RV, and other areas. note: Because ultrasonic waves are unable to penetrate walls. Please, only put one unit in a single room.
[100 Satisfaction] 95% Of Our Ultrasonic Pest Repellers Get Rid Of The Squirrels,Mice,Rodents. If it does not work, please contact us and we will be happy to assist you and issue a refund. Within 24 hours, we will respond to all of your messages.
TOP 2
Thermacell Patio Shield Mosquito Repeller; Easy to Use
Thermacell
MRPSL
3.40 x 3.40 x 6.50 inches
0.60 pounds
Our Score
Product Features
Heat- Turned on: There aren't any cords or batteries to worry about. Powered by a 12-volt battery that is both safe and small. Repel without smoke, flames, or citronella with the Hour Fuel Cartridge (included). There isn't a clumsy trap or a gimmicky Sonic here. Tested by an independent third party. Epa Has Been Reviewed For Its Safety
Mosquitoes are no longer a problem when you turn it on. Patio Shield By Thermacell Is A 15-Year-Old Product. Mosquito-Protection Zone on the Ground. Patios, decks, pools, porches, camping, and other outdoor spaces will benefit from this material.
Guaranteed by Thermacell: With registration, you can extend your warranty to two years (automatic 1-year extension). Warranty is included for one year. Developed And Tested At Our R&D Center In New England We Offer A 100% Satisfaction Guarantee On All Of Our Products.
Nature- Repellent with Insight: Our active ingredient is derived from plant-based repellents that occur naturally. We've Leveraged Its Strength To Fight The World's Toughest Mosquitoes (Including Those in Your Backyard)!
Long- Defense that lasts: Unscented Repellent Mats (three included) last up to four hours each and change color when it's time to replace them. There will be no mess, no deet, no spray, and no on-the-job injuries. Thermacell is a better solution because of skin chemicals. It's simple to refill.
TOP 3
Thermacell Radius Zone Mosquito Repellent, Gen 2.0, Blue, Rechargeable; Includes 12 Hr Mosquito Repellent Refill; No Candle or Flame, Easy To Use & La...
Thermacell
LZ1B
3.10 x 1.90 x 3.30 inches
0.40 pounds
Our Score
Product Features
Suitable for All Adventures: Tsa- Tsa- Tsa- Tsa- Tsa- Tsa- Tsa- Tsa- T Approved As Well As Ideal For Travel. A Rechargeable Lithium-Ion Battery is used to power this device. It has a lithium-ion battery that gives you 6 hours of power. On A Single Charge, You Can Get 5 Hours Of Mosquito Protection
Mosquitoes are no longer a problem when you turn it on. Thermacell Radius Zone Mosquito Repellent Produces A 15-Foot Mosquito Barrier Mosquito-Protection Zone on the Ground. The Easy- With a single push of a button, the Mosquito Repeller keeps mosquitoes at bay.
Guaranteed by Thermacell: Our One- Touch- A 2-Dimensional Radius carries a 2-Dimensional Radius With free, simple registration, the one-year warranty can be extended to three years. At Our New England R&D Center, We Developed And Tested We Offer A 100% Satisfaction Guarantee On All Of Our Products.
Without the use of a spray or a scent, you can repel people. Mosquitoes can be repelled without the use of chemicals or sprays on the skin. There is no need to use lotions or deet. There are no flames, smoke, or citronella in this room. There isn't a clumsy trap or a gimmicky Sonic here. Tested by an independent third party. Epa Has Been Reviewed For Its Safety
Long- Defense that lasts: Radius can last up to 40 hours (12-hour) on a single charge. Hours of continuous mosquito protection per refill (included with purchase). It is possible to charge while operating in order to extend the run time.
TOP 4
Vine Homecare - Lizard Control Spray - Natural, Non-Toxic Lizard Repellent - Quick, Easy Pest Control - Safe for Use Around Children and Pets
Vine Homecare
Our Score
Product Features
With our naturally derived, non-toxic formula, you can use it both inside and out. When used as directed, this toxic formula is safe for your yard and family.
Keep Lizards Out of Your Gardens, Doors, and Windows, Among Other Things
Trust our pest control formula, which was created by professional exterminators using essential oils, which are less toxic than toxic pesticides but still repel lizards.
Anoles, iguanas, horned lizards, and a variety of other lizards are among the most common.
With Just A Few Simple Sprays, You Can Start Protecting Yourself Easily And Quickly.
TOP 5
Exterminators Choice Mice Defense Spray
Exterminators Choice
MC-1G
Our Score
Product Features
With our naturally derived, non-toxic formula, you can use it both inside and out. When used as directed, this toxic formula is safe for your yard and family.
Mice will stay away from your gardens, doors, windows, and other areas.
Repel the most common types of mice from your home, preventing gnawing, nesting, and chewing.
With our years of experience, you can tap into the expertise of professional exterminators. Mice despise a tested formula made from essential oils that is safer than toxic pesticides.
Pour From The Large One Easily And Quicklypour From The Large One- Pour the contents of a gallon bottle into a sprayer and start protecting with a few spritzes.
TOP 6
Eco Defense Pest Control Pouches
Eco Defense
Our Score
Product Features
Long- Protection that lasts a lifetime Our pest control pouches come in a 12-pack and last anywhere from 6 months to a year. Place In A Small-Sized Container Rats, mice, spiders, silverfish, roaches, ants, pantry moth, snakes, squirrels, and a variety of other pests are all repelled by this enclosed area. A Large Amount Of Peppermint Oil Is Used To Repel Mice And Rats. As a Squirrel Repellent, It Works Like Magic To Keep Them Out Of Your Attic And Basement.
A patented encapsulation process combines the ultra-violet light with the ultra-violet light to create a natural pest repellent. A potent blend of essential oils in a convenient pouch form that has been shown to repel a variety of pests. The Ultimate Pest Control Barrier is made up of essential oils such as cedar, cinnamon, lemongrass, rosemary, mint, and peppermint. Mouse Repellent That Has Been Proven To Be Safe For Indoor And Outdoor Use.
Safe And Cost Effective - Pest Block Pest Control Pouches Are A Non-Toxic Alternative To Poisons And Chemicals. Pests Are Repelled By The Clean Fresh Smell Of 100% Pure Essential Oils The Best Mouse Trap, Rat Trap, Rat Poison, Roach Killer, Insect Killer, Moth Trap, Moth Balls, Or Pest Repeller Alternative. All Pests in One Pouch
To deter pests from intruding or nesting, simply place one odorant pouch in any enclosed space up to 10 cubic feet. Closets, pantries, vehicles, RVs, and pretty much anywhere else. Rats and mice will not chew on your engine's wiring and cables if you use this rodent repellent for car engines.
Guaranteed Money Back - Try Our Pest Control Pouches 100% Risk-free Pest Control Pouches 100% Risk-free Pest Control We will immediately refund your entire purchase if you are not completely satisfied with the pest repelling results after 60 days.
TOP 7
YARDEC Gopher Repellent Ultrasonic Solar Powered - Easy to Use Solar Mole Repellent Ultrasonic
YARDEC
Our Score
Product Features
Resistant to water. Unlike other solar batteries, this one lasts a long time. Kind Solar Mole Repellent Ultrasonic Is 100% Waterproof And Made Of The Most Optimized Solar Battery So That It Can Work At Least For A Week With Only A F
In the year 2021, there will be a solution for rodents. Obtain a Free Yard Our Solar-Powered Mole Repellent Protects Your Yard And Garden From All Burrowing Rodents Like Moles, Voles, Gophers, Groundhogs, Snakes, and More This Pest Control Device Runs on Solar Energy Every 30 seconds, three seconds of sonic pulses and vibrations in the ground scare them away.
Unlike other brands, we are not selling low-cost products at Yardec. Made Products, However, We Have Changed Pest Control Industry Standards And Stand Behind Our Products 100%. In fact, we're so sure you'll love our Mole Repellent and notice the difference that we're willing to guarantee your happiness. So don't waste any more time; take action now. Protect Your Beautiful Yard And Garden By Adding It To Cart.
Children and pets are both safe to use. There is no longer any need for chemicals, poisons, or traps. Simply place the device in the ground, turn it on, and leave it there for up to two hours. To Work Effectively, You'll Need Four Weeks. In fact, this is a humane and environmentally friendly way to keep burrowing animals away from your lawn, garden, vegetables, flowers, and other sensitive areas.
Our Free Gift Makes It Simple to Install - Unlike others, our Gopher Repellent Ultrasonic Solar Powered includes a free Auger Drill Bit, allowing you to easily connect it to a cordless drill and drill holes in the ground. Then, using 40-pound stakes, drive them into the holes. Allow them to charge for 24 hours at a distance of 70 feet using solar energy.
TOP 8
Exterminators Choice Rodent Defense Vehicle Protection Spray
Exterminators Choice
Our Score
Product Features
Atvs, RVs, Farm Equipment, Motorcycles, and other vehicles with motors are all protected.
Keeping Mice And Rats Away From Your Cars, Trucks, Boats, And More Can Save You Thousands Of Dollars In Repair Costs.
Gnawing, nesting, and chewing in your vehicles and garage can be avoided by repelling the most common types of mice and rats.
With our years of experience, you can tap into the expertise of professional exterminators. Rodents despise a tried-and-true formula made from essential oils that is safer than toxic pesticides but still repels them.
Pour From The Large One Easily And Quicklypour From The Large One- Pour the contents of a gallon bottle into a sprayer and start protecting with a few spritzes.
TOP 9
Bocianelli Ultrasonic Pest Repeller 6 Packs
Bocianelli
Our Score
Product Features
Power Consumption is Reduced: There is no need to clean up dead pests, there is no foul odor or corpses, there is no need for a battery, and you will save a lot of money.
This is how it works: Ultrasound waves, which can irritate the brain and auditory nervous systems, are used to effectively drive most pests away.
Broad Coverage: It works up to a 1600-square-foot area. Because ultrasound cannot penetrate solid objects or walls, one should be placed in each room.
Ultrasonic Insect Repellent Device With Low Frequency Ultrasonic Work Is Both Quiet And Effective.
Simple to Work With: Simply plug in the electronic pest control ultrasonic repellent into the power outlets; When the blue light is turned on, it will begin to repel pests.
TOP 10
Glaobule Electronic Pest Rodent Repellent Ultrasonic Battery Operated Mouse Squirrel Repellent Ultrasonic Mice Rat Rodents Repeller
Glaobule
Our Score
Product Features
The battery-operated mouse repellent lasts 68 days and is powered by two C alkaline batteries. Each unit can cover up to 300 square feet. (Radius: ten feet)
All Household Electronics Are Humane And Safe To Use Around Your Family And Pets. Repels by emitting specially designed dedicated sounds that are audible to the human ear.
We offer a one-year satisfaction guarantee. Ultrasounds are emitted at frequencies ranging from 25,000 to 55,000 hertz (beyond the range of human hearing).
Produces powerful and random ultrasonic and strobe light blasts to keep rodents and pest animals away from your property.
Keep cats, rats, mice, squirrels, and other rodents out of your vehicle, garage, attic, basement, warehouse, barn, kitchen, living room, and other indoor areas, such as your garage, attic, basement, warehouse, barn, and so on.
TOP 11
Ultrasonic Pest Repeller Plug in Pest Control
Generic
Our Score
Product Features
Convenience and safety are two of the most important factors to consider. Ultrasonic Variable Frequency Fights Pests More Effectively And Quickly. Any exterminator won't get used to the sound emitted by Rat Repellent for House.
Endurance And Reliability Are Both Important: The Ultrasonic Pest Repellent is more durable and wear-resistant thanks to an improved speaker design. The ability to resist. A brand-new bug repellent that works for up to 15 hours a day has been developed.
Wide Range Upgraded: It's Enough To Use One Mouse Repellent Ultrasonic Indoor Per Room, And Every Cockroach, Bat, Bug, Spider, Mouse, Mosquito, Squirrel, Or Rat Will No Longer Bother You.
Optional Night Light: Because the Mosquito Indoor Repellent has a pleasing illumination, it can be used as a night light. The Indoor Ultrasonic Rodent Repellent makes no audible sound and does not stink.
Safety is ensured. Indoors, the Electronic Bug Repellent Plugin Is 100% Safe For Pets And Children. However, keep in mind that this appliance should not be placed near your plants.
TOP 12
Mighty Mint Gallon Rodent Natural Peppermint Oil Spray
Mighty Mint
860001053647
Our Score
Product Features
Extra- Long-Term Strength Concentration Protection That Will Last
People and pets are both naturally safe. It also has a pleasant scent.
High- Locally-based grade Peppermint Essential Oil from a Pure Source
Excellent for RVs, automobiles, garages, and storage
Mice and rats are scared of it, so it keeps them away - Humane As Well As Effective
TOP 13
EcoForNature™ Ultrasonic Pest Repeller with Peppermint Oil Spray
EN ECOFORNATURE
Our Score
Product Features
Pack of Ultrasonic Pest Repellent Plug-Ins While inaudible to humans, it produces sounds that are unsettling to pests, causing them to flee. Each Spider Repellent Unit can protect an area of up to 1,300 square feet. For best results, use only one unit per room.
Ecofornature has put together a comprehensive pest-control package for you. The Extremely Rare The Scent Of Strength Peppermint Spray Is An Unbearable Irritatant To Most Insects, Despite How Pleasant It Smells To Humans.
Our Insect Repellent Plug-In and Squirrel Repellent Spray, we believe, offer the best chances. If the Pest Control Product fails to deliver the expected results, simply return it within 60 days of purchase, no questions asked.
This Mice Repellent Spray is made entirely of natural ingredients and has been thoroughly tested by a third party. Use our Rodent Repellent Spray in your home, garden, garage, trash bins, basements, and anywhere else where pests are a problem. Mosquitoes, Roaches, Spiders, Insects, Ants, Rodents, Mice, and Raccoons are all killed by this product.
Simply plug your Ultrasonic Mouse Repellent into each and every room of your home. The recommended height is 12 feet tall. For best results, place it 36 inches off the ground. Use These Mice Repellent Plug-Ins to Keep Mice At Bay. Ins in homes, offices, the outdoors, gardens, and stores, among other places.
TOP 14
Aspectek Upgraded Powerful Yard Sentinel
ASPECTEK
Electronic Ultrasonic Pest Repeller
9.60 x 6.90 x 4.70 inches
0.44 pounds
Our Score
Product Features
3 Operating Time: Day/Night/24 Hr; [Adjustable Setting] 3 Modes: Constant And Continuous Sweep With Motion Sensor Volume Control for Sonic Alarm (If It Bothers You, You Can Turn It Off With The Volume Dial). The ability to adjust the ultrasonic frequency allows you to pinpoint the most effective frequency for repelling your pest.
[Effective] You Can Repel Pests With An Improved Coverage Range Up To 5,500 Square Feet, Infrared Motion Sensor (Adjustable), and Night Time Scanner Technology Rats, mice, birds, squirrels, raccoons, rabbits, deer, skunks, geese, ducks, and other small animals Frequency of Sound: 15Khz- 18Khz
[Customizable] Using Four C Batteries Or The Included AC Adapter With A 33-Volt Power Supply Weather-resistant foot extension cord Free of charge to maintain; Yard, Garden, Balcony, Rooftops, Garage, Basement, and Campsites are all good options. [Operating Temperature:] [Operating Temperature:] [Operating Temperatur From 14 to 131 degrees Fahrenheit
No Toxic Chemicals, Poisons, Traps, or Hassles! [Humane] Harmless! The Yard Sentinel can be used both indoors and outdoors. Pests Are Annoyed And Repelled Using Harmless Ultrasonic Sound Waves!
Suggest : We Know The Yard Sentinel May Not Be Enough Of A Deterrent To Solve 100%Pest Control Issues As An Annoyance Based Deterrent, But Any Trouble You Can Contact U You've got nothing to lose if you give it a shot. Customers should target the same animal, change the drive-off mode from time to time, and avoid driving away in one mode for an extended period of time, as this will allow the animal to adapt and reduce the eviction effect.
TOP 15
Ultrasonic Pest Repeller 6 Pack
Bectine
Our Score
Product Features
Human-friendly The Electronic Pest Repeller Is Not Harmful To A Pregnant Woman Or Her Unborn Child. Humans and pets cannot hear ultrasonic sound, but it can be used to replace dangerous poisons and chemicals. There are no toxic substances, chemicals, poisons, or radiation, and there is no need to clean up dead pests. There is also no need for a battery, and it uses very little electricity. Provides you with a safe and environmentally friendly environment. Home is a welcoming place.
Ultrasonic Pest Repeller (Ultrasonic Pest Repeller): The Pest Repellent Is Transmitted Through The Air Of Special Elements To Stimulate The Mosquito's Sensory System And Nervous System, Using The Most Up-To-Date 2021 Ultrasonic Chip Technology. Then you'll be able to effectively control pests and keep them away from your home. Say goodbye to mouse traps, mouse mats, mouse poison, spray glue traps, roach motels, rat poison, rat traps, flea spray for the home, wardrobe moth killer, and insect sprays.
a large area of coverage This Ultrasonic Insect Repellent Is Effective In A 1100 Sq. Ft. Indoor Area. One Room One Repellent Is Recommended For Great Results. Because ultrasonic waves are unable to penetrate solid objects such as walls. If you have a large storage area, we recommend installing two or more repellents. If you install repellent in one room, it will not be effective in other rooms.
Goodbye, Pests: Pest Repeller Keeps Spiders, Mice, Mosquitoes, Rats, Roaches, Ants, Snakes, and Other Insects Away From Your Home. Can't bother you or your pets because of noise concerns. Excellent for indoor use in places like the home, restaurants, hotels, hospitals, office buildings, and warehouses, among other places.
Simple to Work With: Simply insert the electronic pest repellent into the sockets, and the first switch will turn off the lights. This is the second time I've turned on the light. Please Make Certain That It Is Installed Vertically 7- Away From The Ground, 31 In. Also, make sure there are no obstructions in front of the repellent, such as curtains or cabinets. Please keep in mind that there is a procedure that must be followed. The response time varies depending on the environment, but it is usually between two and four minutes. 6 Weeks.
TOP 16
Amish Iron Ultrasonic Pest Repeller Bug Repellent Plug in
Amish Iron
97444-CHN-1
Our Score
Product Features
[Safe For Human Consumption] The Electronic Mosquito Repellent's Ultrasonic Frequency Is Inaudible To Humans And Pets, According To Environmental Research. The Rodent Repellent Ultrasonic Plug-In is a safe and effective way to keep rodents away. It does not completely eliminate insects, but it does remove them from the covered area without the use of chemicals or smoke, making it an excellent choice for anyone who does not want to clean up for an extended period of time.
[Technology Update for 2021]: Our Ultra Sonic Pest Repellent's Dual Ultrasonic And Electromagnetic Chips Ers emit ultrasonic frequencies that interfere with the pest's auditory and nervous systems, making them feel uneasy and uncomfortable, keeping pests, mice, rats, and mosquitoes away from your home.
[Wide Effective Coverage] This Rodent Repellent Indoor Ultrasonic Is Suitable For 1600 Square Feet Of Area, And It Is Commonly Used In Homes, Warehouses, Offices, Gardens, Hotels, And Other Public Places. Because Ultrasound cannot penetrate walls or solid objects, we recommend that you install one in each room. However, in areas where there is a lot of vermin, we recommend installing two or more pest repellers. If you only install a mosquito repellent in one room, it will not be effective in other rooms.
[Lifetime Guarantee Assurance] Depending on the number of infestations, it usually takes 34 weeks to get a different result. We offer a 90-day money-back guarantee from the time of purchase. If no results are found, we will issue a full refund. Because our goal is to assist you in getting rid of those pests.
[Easy To Use] Simply insert the pest repellent into the socket. Please Make Certain That It Is Installed Vertically 7- Away From The Ground, 31 In. Also, make sure there are no obstructions in front of the mouse repellent plug-in, such as curtains or cabinets. Ins. Our Repellents Have Been Approved By The Epa Est.no.97444- Chn-
TOP 17
Bell + Howell Ultrasonic Pest Repeller Home Kit
Bell + Howell
50102
3.20 x 2.00 x 3.50 inches
Our Score
Product Features
100% Safe And Easy To Use Features: The Ringing of the Bell It's free of harmful chemicals and has no odor! You won't need any more mouse traps or other clumsy pest-control methods.
Multi-Size Pack of 6: The Ringing of the Bell The traditional design is ideal for hallways, basements, and other similar spaces. It's very convenient to use in bedrooms and living rooms because of the macro design, which includes an extra outlet.
This is how it works: The Ringing of the Bell Ultrasonic Frequencies are extremely irritating to rodents and insects, causing them to flee in search of a safe haven and being forced to leave your home. Pests will not become immune to the sounds because of the variable technology frequency waves. Rodents and insects will want to leave your home if these sounds are not turned off.
Get Rid Of All Pests And Rodents From Your Home: The Ringing of the Bell This will protect your home or office from unwanted mammals, making it a more environmentally friendly environment without causing any discomfort to anyone.
TOP 18
MAGIC CAT Rodent Repellent Indoor Ultrasonic 3
MAGIC CAT
Our Score
Product Features
Valuable The Magic Cat Squirrel Repellent has a transducer and dual speakers that can emit a high-impact pressure wave as well as a 25-kHz frequency. 65Khz Changing Ultrasonic Sounds To Disturb The Pests' Central Nervous Systems Creating an unwelcoming living environment for rodents in order to deter them from returning to the protected area in the long run.
Protected Forget about the harmful chemicals, poisons, and traps that are commonly used in homes; all you have to do is plug this device in and it will begin working to protect a 5,000-square-foot area. 6,000 Sq. ft ft ft ft ft ft The Ultrasonic Rodent Repeller Is 100% Safe For Humans And Animals Because It Drives Away Rodents Like Rats And Squirrels Without Using Any Chemicals Or Poisons Frequency sound waves that are not harmful to humans or pets such as cats and dogs.
Compassionate Friendly: The Magic Cat is Cruelty-Free, Unlike Poisons, Traps, Or Other Repellent Devices. There's No Need To Worry About Cleaning Up Because Free Pest Repellent Is A Humane Way To Drive Pests Away With Harmless Ultrasonic Sounds And Pressure Waves Instead Of Killing Them. It not only reduces direct contact between humans and disease-causing organisms, but it also reduces the risk of infection. Not Only Does It Carry Rodents, But It Also Helps To Protect The Environment And Keep The Human-Nature Balance.
Exceptionally effective This Ultrasonic Rodent Deterrent Produces A High-Intensity Pressure Wave At A Frequency Of 25Khz. Ultrasonic Sounds at 65 kHz that change. It can effectively keep squirrels, chipmunks, mice, rats, and the majority of other common rodents out of your garage, attic, basement, warehouse, barn, kitchen, living room, and other indoor areas. Because Squirrels Are Common Throughout The United States, It Is A Successful Way To Deter Squirrels By Achieving A Long-Term Solution. Solution That Is Both Time and Money-Saving
There are four different types of function switches: You can adjust the operation modes with four function switches on the Magic Cat Mouse Repellent. Test = Test Tone (Simulates the sounds that rodents hear; determines whether or not the ultrasonic sound works). Ultra is an abbreviation for ultrasonic sound, which effectively repels mice. (Repels Rats) Trans = Pressure Waves Duo = Ultrasonic Sound Pressure Waves (Repels All Rodents Listed Above). In this mode, you can even change the intensity.