AAA Communications Car Deer Alert/Auto Deer Whistle Horn - Portable Electronic Whistles Avoid Vehicle Accidents;

Helps prevent injuries and costly damages from vehicle collisions with animals Emits alternating audible and ultrasonic sound to alert a wide range of animals. The sonic tones alert larger animals such as deer and the ultrasonic tones alert smaller animals such as pets Unlike wind-activated devices, Deer Alert helps prevent vehicle collisions with animals at any speed. Deer Alert can be turned on at any time Deer Alert will not clog with dirt, debris, or grime which make many other animal-warning devices inoperable Specifications of the units tested: 12V 3.5 - 5.5 kHz 89dB (by EIA/CEA 827 standard) (The hearing range of white-tailed deer, the most common species in the United States, is between 2 kHz and 6 kHz) Set the magnetic mounted device on the hood or top of the vehicle, open the door and run the cable inside the vehicle. Plug the device in the cigar lighter for power.