It's time to try our Ultrasonic Dog Bark Control Deterrents and genteelly say goodbye to those endless barking.
3 Levels of Operation Modes: - Low Range: up to 15 feet's - Middle Range: up to 30 feet's - High Range: up to 50 feet's How to Test it: 1.Adjust the knob to "TEST" button. 2.Place the item to a position which is one arm's length away from you. 3.Whistle to the microphone of the item loudly, if the LED blinks Green and you can hear beeping noise than the device is working properly. Four adjustable ultrasonic volume levels (test, low, medium, high, LED battery power level indicator) Material: ABS Plastic Color: Black Suitable Range: All sizes or breeds of pet dogs NOTE! The product will not work on deaf or hearing impaired dogs. There are some situations where dogs become desensitized. To avoid this, only turn the outdoor bark control on during periods of unwanted barking. The device uses low-intensity ultrasonic, silent to humans and not harmful. Works for small, medium, large dogs. Not every dog learns at the same speed. Please allow up to 2 weeks. Dural and weatherproof for outdoor useBox Contains: 1 x STÙNICK Dog Bark Control Device (without battery) 1 x Instruction