BORHOOD Ultrasonic Rodent Repellent for Car — 2-Pack Battery-Powered, Strobe Light & Vibration Sensor

BORHOOD Ultrasonic Rodent Squirrels Pest Repellent is a compact, battery-powered device that uses high-frequency sound and strobe light to discourage mice, rats and squirrels from nesting in vehicle engines and nearby spaces.

If you frequently find chewed wires, nests, or droppings under your hood, this two-pack of BORHOOD repellents offers an easy, low-maintenance way to help protect vehicles and small storage areas. Each unit emits high-frequency ultrasound between 18–36 kHz plus intermittent LED strobe flashes to create an environment rodents avoid. The units are lightweight, weather-tolerant, and designed to run on AA batteries, USB power, or a direct DC connection beneath the hood.

How does the BORHOOD device keep rodents out of my car?

The repellent combines ultrasonic pulses with visual strobe cues to create sensory discomfort for small mammals without exposing people or pets to harmful effects. It activates when stationary and pauses during vehicle operation to avoid interference with driving. The alternating audio and light patterns are intended to make engine compartments unattractive places to nest or chew.

• Ultrasonic range: 18–36 kHz to target rodent hearing
• LED strobe to reinforce avoidance behavior
• Automatic vibration sensing pauses operation when the car starts
• Designed to be installed under the hood with included ties

What power options are available and how long will they last?

BORHOOD offers three flexible power methods so you can choose what fits your vehicle or storage area: standard AA batteries for standalone use, USB input for a 5–12V adapter, or a DC cable for hardwiring below the hood. Battery life depends on conditions, but with typical standby use the manufacturer reports months of operation before replacement. The unit emits an audible irregular tone to indicate low battery, prompting replacement or recharging.

• 4x AA battery operation for cordless placement
• USB input works with common 5–12V adapters and power banks
• DC cable for a wired connection to vehicle power under the hood
• Low-battery audible alert signals when to recharge or change cells

How does the intelligent vibration sensing work during driving?

The built-in vibration sensor detects engine movement and briefly suspends the repellent to avoid continuous emission while driving. When the circuit senses vibration (for example, when the car starts), the red indicator remains lit and the ultrasound stops. After about 90 seconds of stable, vibration-free conditions, the device resumes protection automatically.

• Stops operation immediately when vibration is detected
• Red indicator light shows the device is in standby during motion
• Automatically resumes after 90 seconds of no vibration
• Helps conserve battery and prevents unnecessary emission during use

Where else can I use these repellent units besides a car?

These compact repellents are versatile for many small to medium spaces. They can be mounted or placed in garages, attics, basements, barns, sheds, storage rooms, and even certain indoor areas where rodents are a problem. Use the included mounting ties for secure placement or position them on a shelf or beam.

• Indoor/outdoor placement suitable for garages, sheds, and attics
• Mounting cable ties included for under-hood installation
• Portable battery mode for temporary or seasonal use
• USB/DC options for continuous powered installations

Who is this for: The BORHOOD Ultrasonic Rodent Squirrels Pest Repellent 2-pack is aimed at drivers, vehicle fleet managers, and property owners who need a hands-off deterrent for mice, rats and squirrels. It's suitable if you want a non-toxic, low-effort solution to reduce nesting and chewing damage in engine bays or small storage areas, and if you prefer multiple power options (batteries, USB, or DC) for flexible placement.