2PCS Car Deer Whistles, Ultrasonic & Wind Activated Deer Horns with Self-Adhesive, Waterproof Animal Warning Whistle Device Helps Reduce Accidents for Cars Trucks SUVs (Silver) Compression Sleeve Rated voltage：5V

Rated voltage：5V

making the engine preservation process simpler and worry free

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protecting your walls and door panels from scrapes

2PCS Car Deer Whistles, Ultrasonic & Wind Activated Deer Horns with Self-Adhesive, Waterproof Animal Warning Whistle Device Helps Reduce Accidents for Cars Trucks SUVs (Silver) Compression Sleeve Rated voltage：5VCritical Function: The car deer whistles can emit ultrasonic waves of specific frequencies to alert wild animals to stay away from your vehicle. They enhance your driving safety by reducing the possibility of accidental collisions between animals and vehicles Professional Design: The vehicle deer horn is powered by wind and requires no external power connection, making it energy efficient. When your vehicle speed reaches 40 kilometers per hour, the