Kewucn 4 PCS Car Deer Whistles, Auto Deer Whistles Warning Devices Horn Sensor, Outdoor Driving Whistles Avoiding Deers from Collisions, Universal Car Accessories (Black 5)

?Practical Function?: This deer whistle will help you avoid crashing into animals while driving outdoors. When the car is driving, the wind blowing through the deer whistle will emit ultrasonic waves. When the animals receive the sound of the deer whistle, they will move away from your car, keeping you and the animals safe.
?Harmless Design?: The sound wave emitted by this deer whistle can’t be received by people and pets in the car, so you don’t need to worry about it causing damage to your hearing or health. Also, the double-sided adhesive used in this deer whistle will not harm your car’s paint.
?Good Quality?: This deer whistle is made of high quality ABS material, which is waterproof and wear-resistant enough to withstand all kinds of extreme weathers. And it’s small and lightweight, it won’t block your vision or affect the use of other functions of your car.
?Easy Installation?: This deer whistle comes with double sided adhesive. To install it, you just need to peel off the protective paper on the double sided adhesive and stick this deer whistle to a location on your car where there is wind flow. And it does not easily leave adhesive marks when removed.
?Wide Application?: This deer whistle is suitable for most vehicles, such as cars, SUVs or trucks. You will receive four deer whistles in one package. It is a necessary safety accessory for drivers who live in the countryside or often drive in wilderness areas.
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