Ultrasonic 50ft Dog Barking Control Devices,Pet Behavior Training Tool

  Our Barking Control Devices is specially designed to your Pets.   【𝙎𝘼𝙁𝙀 𝙁𝙊𝙍 𝘿𝙊𝙂𝙎 & 𝙃𝙐𝙈𝘼𝙉】The ultrasound will not cause interference or harm to human, because human cannot hear these frequency bands, but dogs will be sensitive to these ultrasound. However, some dogs may be afraid or dislike this sound and will not stop barking at first, so please allow up to 2 weeks for training.   【𝙀𝙁𝙁𝙀𝘾𝙏𝙄𝙑𝙀 & 𝙋𝙊𝙒𝙀𝙍𝙁𝙐𝙇】 The range of ultrasonic penetration is 50ft, covering the area indoor and outdoor. Designed for easy hanging/mounting on a tree, wall or fence.The anti barking device with 4 adjustable ultrasonic volume levels - test, low, medium, and high,Please turn the knob to test different frequency bands to obtain the best results. 【𝘿𝙐𝙍𝘼𝘽𝙇𝙀 & 𝙒𝙀𝘼𝙏𝙃𝙀𝙍𝙋𝙍𝙊𝙊𝙁】This anti barking device is waterproof and durable, it can withstand any weather conditions; Operates 9-Volt batteries (not included) and will last up to 1 months depending on use. Tips：   This dog deterrent device is not appli