gray orange ultrasonic bark control device, anti barking device dog training aid (grey) gray orange <p><i><b>this amazing hand held ultrasonic bark devices with a safe and pet friendly way to correct unwanted barking behavior!</b></i></p> <p>with the push of a button it emits an ultrasonic sound only your dog can hear; one that deters barking quickly and effectively.</p> <p>specific:</p> <p>material:abs</p> <p>weight: 1.1oz(32g)</p> <p>color: dark grey</p> <p>sound frequency:25khz</p> <p>power source: 4 * aaa batteries</p> <p>maximum control distance: 16.4ft</p> <p>device size: 3.7'' x 1.6'' x 1.2''</p> <p>package content:</p> <p>1* hand held ultrasonic bark control; </p> <p>4* aaa batteries; </p> <p>1* anti-static wrist strap;</p> <p>1* user manual</p> <p>notice</p> <p>* the actual color may vary slightly from the online image due to monitor color settings.</p> <p>* please allow slight measurement deviation for the data.</p> <p>our service:</p> <p>1. we will reply you in 24 hours. </p> <p>2. after sending, we will track the products for you once every two days, until you get the products. </p> <p>when you got the goods, test them, and give me a feedback.</p> <p>if you have any questions about the problem, contact with us, we will offer the solve way for you. </p>