Electronic Ultrasonic Dog Chaser and Training Aid

Ultrasonic dog chaser is an effective way to keep unfriendly dogs at bay Electronic device uses ultrasonic waves to makes dogs uncomfortable, creating a safe zone around you Pet training device emits a frequency ranging from 20, 000 Hz to 25, 000 Hz Ultrasonic dog chaser harmlessly deters the approach of dogs and cats Projects ultrasonic waves internally during constant activation Press the power button continuously and point the ultrasonic transducer directly at the approaching dog Ultrasonic dog chaser helps you establish a safe zone between yourself and unfriendly dogs Built-in LED indicator lights up when the power button is pressed Features Effective range: 20 feet Frequency range: 20, 000 Hz to 25, 000 Hz Sound pressure: 135 dB Weight 35 grams Device measures 94 mm x 60 mm x 27 mm Power Supply: 9-volt alkaline battery (not included)