[ Main Features ]

• Automatically Detecting And Emitting Ultrasonic Sounds To Stop Dog Barking.
• Durable, Waterproof, Anti-Smashing, Sturdy, Weatherproof Material.
• Light, Easy To Install, Place, Or Hung Anywhere.
• Device Dimension: 3.15 X 2.6 X 2.05 Inches; 3.21 Ounces
• [ 3 Levels Of Frequencies ]
• Small Dog: 15Khz
• Docile Dog: 30Khz
• Large Dog: 50Khz
• [ 3 Levels Of Monitoring Range ]
• Low Range-Up To 15 Feet/5 Meters
• Medium Range-Up To 30 Feet/10 Meters.
• High Range-Up To 50 Feet/15 Meters
• [ Built-In Lithium Battery: 1500Mah ]
• Charging: 5 Hours
• Working: 30 Days
• Standby: 60 Days
• Packing List: 1*Anti Dog Barking Device 1*User Manual 1*Usb Cable
• How To Test Dog Bark Deterrent Devices?
• 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.
• This Bark Control Device Was Built To Offer Pet Owners More Professional Ways To Train Their Pets.
• On Hearing This High-Pitched Sound, The Dog Immediately Stops Barking, As It Will Associate Its Bark With This Unpleasant Noise. When The Dog Stops Barking, The Ultrasonic Sound Also Stops.
• Some Dogs Don't Like The Sound, And It May Bark More Violently At The Device. At This Point, Don't Turn Off The Device, Keep It Running, And Give The Dog A Two-Week Acclimation Period, And It Will Stop Barking Because The Dog Is Smart