Features:

• With 7-level sensitivity adjustment, it is an efficient behavior modification tool that will help you train your dog to bark less.
• Can be easily charged with the USB cable.
• It's tinier, lighter and comfortable for dogs.
• Whether your dog is a small dog or a large dog our adjustable dog bark collar can fit them just fine.
• The collar is waterproof, no worry to use it even in rainy day.

Specification:
Condition: 100%Brand New
Material: Plastic+Nylon
Size: Approx.6.7*4*3cm /2.64*1.57*1.18in
Battery: Built-in 300mA lithium battery
Charging Method: USB charging
Adjustable Diameter Range: 6-36cm
Voltage: DC 5V
Pet Size: All Size
Weight: 78g
Color: Blue

Package List:

1* Dog Training Collar

1* USB Cable
1* Manual

Notice:
If the dog's hair is too long, it is recommended to cut it short to avoid affecting the vibration of the product.
Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering.
Please understand that colors may exist chromatic aberration as the different placement of pictures.