Ultrasonic Outdoor Dog Bark Controller in Anti-Bark Training Birdhouse Shape Low Battery Indicator

Features:
The ultrasonic device no harm for your pets
Effective range 50 feet to stop barking
With a low battery power level indicator
With 4 levels of operation(test mode included)
Idea for indoor/outdoor using,easy to set-up

Specifications:
Material: Plastic
Color:Black&White
Dimensions:6x6x7in
Weight:0.9lb
9V Battery operation(not included)
Tip: Make sure the microphone is less than 5 feet high and is facing the direction of the barking dog.
Keep at arms length away from the human ears to avoid hearing damage.
If the dog is deaf or hearing impaired,he may not react to Outdoor Bark Control.