Smart Anti-Barking: Bark collar is equipped with an upgraded version of the intelligent dog barking recognition chip, which has a sound + vibration intelligent dual activation anti-barking function

4 Training Modes: Dog bark collar has 4 working modes, beep, vibration, beep+vibration, beep+vibration+e-s. Simply press the M key to switch between the 4 working modes

Protection Mode: Barking collar has a safety shutdown function. After 8 consecutive activation, it will enter a 75-second sleep mode. There is a 30-second interval during the activation process

Fast Charging Long-Lasting: Bark collar for large dog uses Type-C fast charging technology, full charge only takes about 1 hour. Normal use can be used for 14 days, continuous use can be used for 7 days

Fits All Sizes Of Dogs: Small dog bark collar is made of soft nylon that is skin-friendly and comfortable. It is designed to fit dogs weighing 8 to 120 pounds