4 Pcs Ultrasonic Deer Whistle for Car and Vehicle, Waterproof Deer Alert Collision Prevention Black

Deer Whistle 4Pack for Vehicles Compact, easy to install ultrasonic whistles designed to warn deer, antelopes and kangaroos when your vehicle is moving through wildlife areas. Designed for use on cars, trucks and motorcycles. Key benefits Reduces risk of animal collisions by producing sound and ultrasonic waves carried by airflow. Works in a wide range of weather conditions thanks to durable, waterproof construction. Simple, tool installation keeps the device out of sight and does not require electrical connection. Ultrasonic output is not audible to people or pets inside the vehicle. Features and performance Quantity and color: 4 pieces, black. Material: quality ABS plastic resistant to low and temperatures. Operational speed: effective when vehicle speed is at least 35 miles per hour. Range: up to 1/4 mile in appropriate conditions. Weather resistance: designed to perform in rain and other adverse weather. Suitable for cars, trucks and motorcycles when mounted where airflow is strong. Installation Clean and dry the mounting surface. Peel off the adhesive backing and press the whistle onto a flat area or rearview mirror mount. Position with the larger opening facing forward and level with the horizon. Ideal locations are spots exposed to steady airflow such as mirror stems or fairing edges. Practical use scenarios Driving rural roads at dawn or dusk through areas known for deer crossings. Long highway trips in regions with local antelope or kangaroo populations. Commercial vehicle routes or farm access roads where wildlife encounters are likely. Specifications Product size: see picture for dimensions. Net weight: 50 g per pack. Gross weight: 53.5 g per pack. Packing method: bagged. Packing size: 18 x 10 x 2.6 cm. Packing list: 4pcs deer whistles for vehicles. Notes For results maintain a driving speed of at least 35 miles per hour. Performance depends on vehicle design, mounting location and environmental conditions.