Bark Control Device, Upgraded Mini Bark Control Device Outdoor Anti Barking Ultrasonic Dog Bark Control Sonic Bark Deterrents Silencer Stop Barking Anti Barking Device

Features: Uses ultrasonic technology to stop barks, recommended level for indoor use is level 1 if need. Four adjustable ultrasonic volume levels - test, low, medium, and high, with LED battery power level indicator. The device uses low-intensity ultrasonic, is silent to humans and not harmful. Safe for small, medium, large dogs. HOW IT WORKS This device is automatically activated by the sound of barking. When the device is within the range of a barking dog, the microphone will isolate and pick up the barking to emit an ultrasonic sound to silence the dog. HOW TO TEST IT ?Adjust the knob to "TEST" button ?Place the item to a position which is one arm's length away from you ?Whistle to the microphone of the item loudly,if the LED blinks Green,and you can hear beeping noise,then the item work properly Package Includes: 1 X New Outdoor Bark Control 1 X User manual NOTE Keep at arms length away from the human ears to avoid hearing damage. if a dog begins barking while you are setting up,mounting or hanging the Outdoor Bark Control. If the dog is deaf or hearing impaired,he may not react to Outdoor Bark Control. Trouble Shooting There isn’t red LED light after dog barking and the device doesn’t work. Ensure that the battery is properly installed. Replace the battery. If the red LED light is still not work, contact us.