Ultrasonic technology, the Dazer II produces a discomforting but not harmful sound, audible to dogs but not to humans.
Help stop the approach of unwanted dogs at up to 20 feet.
Useful aid in training dogs.
Made of lightweight high impact plastic, the Dazer II features a belt clip and low battery indicator.
Power by Energizer battery made in the USA.

Prevent Dog attacks! Using the latest Ultrasonic Technology, the Dazer II produces a discomforting but not harmful high powered sound, audible to dogs but not to humans. A great gift idea. Can I hear the Dazer II ? No the sound is in the ultrasonic region but dogs and cats clearly hear it. Generally it works best in the 15 to 20 foot range. Can the Dazer II help stop a dog from barking? Yes, by repeated usage and adding a verbal command (such as "Be Quiet") you may be able to train you dog not to bark. By using the sound and verble command you may be able to train you dog to do many wonderful things.