Bark Control Device, 2020 Upgraded Mini Bark Control Device, Outdoor Anti Barking Ultrasonic Dog Bark Control with 3 Ultrasonic Frequency Levels, Sonic Bark Deterrents Silencer Stop Barking
Brand: GODCRYSTAL
Color: 2020 NEW BLACK

Specification:
☂ Product Name: Sonic Bark Deterrents
☂ Power: USB
☂ Input Voltage: 3.7V
☂ Input Current: 40mAh
☂ Battery: 3.7V 1500mAh ICR 18650NH
☂ Waterproof IP Rating: IPX4
☂ Sensor: Sound Detection
☂ Sensor Distance: Up to 25ft
☂ Ultrasonic Frequency: 15KHZ-30KHZ
Work Instructions::
☂ Power On: Adjust the knob to level 1, level 2 or level 3. Blue light flashing means the device has been turned on.
☂ Stand-by: The blue light blinks every 6 seconds
☂ Triggered by dog bark and start working: Red light stay on for 3 seconds.
☂Power low: Red light starts flashing. It means the device need to be charged or it will stop working.
Adjust the level of frequency by turning the knob.:
☂ Level 1: Ultrasonic Frequency 15KHZ-30KHZ,apply to large naughty dog.
☂ Level 2: Ultrasonic Frequency 20KHZ, apply to docile dog.
☂ Level 3: Ultrasonic Frequency 30KHZ, apply to small dog.
NOTE: :
☂ Different dogs may be sensible to ultrasound of different frequency bands. Please turn the knob to test different frequency bands to obtain the best results.
☂ Using the same Ultrasonic frequency at the same dog for 10 days or more is not recommended. The dog may have resistance to the same ultrasonic frequency. Please change the ultrasonic frequency every 7-10 days.
☂ Please check the battery power every month, charge it if the power is too low (red light starts flashing).
Packing List::
☂ 1 x Receiver
☂ 1 x USB Cable
☂ 2 x Mounting Screws and Anchors
☂ 1 x User Manual

【2020 Upgraded RECHARGEABLE Version】 The Updated ultrasonic dog bark deterrent makes you handy when training your dog. The barking control device automatically emits high-pitched sounds that only dogs can hear. Once the dog stops barking, the ultrasonic bark control automatically stops emitting ultrasonic sounds. And include the USB Cable, it can be recharged anytime and anywhere to avoid the trouble of putting the battery.
【Range up to 32ft】 The range of ultrasonic penetration is 32ft, covering the area indoor and outdoor. Compared with the traditional dog training device, it completely frees your hands. You can easily train the dog's behavior by turning on the knob. After testing, the best effect is within 32ft. The smaller the range, the better the effect.
【Safe For Dogs And People】 The ultrasound will not cause any interference or harm to human, (NOTE: The bark control device has some noise, so you should put the bark control device away from us) but dogs will be sensitive to these ultrasounds. Different dogs may be sensible to ultrasound of different frequency bands. Please turn the knob to test different frequency bands to obtain the best results.
【Durable Power & Waterproof 】 Equipped with a powerful battery, the anti bark device can contiguously work for 30 days after fully charged. IPX4 waterproof can be hung on the tree, anywhere indoors, outdoors and so on. 
【Warm Tips for Usage】 The dog deterrent device is not applicable to the following situations: aggressive dogs, noisy surroundings, hearing impaired dogs, more dogs together, dogs under 6 months or over 8 years.