TBYUM Sonic Barking Deterrents Control Device,New Ultrasonic Dog Bark Deterrent,Mini Sonic Repellent 50 FT Range,Ultrasound Silencer No Bark Training Control Device Security for Dogs
- ...battery (not included). Keep it at arm length, then whistle into the microphone. The device will beep and the LED will flash green..
- [Safe for dogs and people] Ultrasound will not cause any interference or harm to the human body. The ultrasonic frequency emitted by ultrasonic barking controller is within the average hearing range of a dog. Please turn the knob to test different frequency bands to get the best results..
- [Sturdy and waterproof] Upgraded version of anti-bark device, well-designed mini shape. Designed to be easily hung/installed on trees, walls or fence posts to stop any dog barking (within range), indoors, outdoors, etc. anywhere. The dog deterrent device is not suitable for aggressive dogs and hearing impaired dogs..
- [Energy Saving] Operates 9-Volt batteries (not included),average battery life 5-6 months depending on use..