Bark Collar for Large Dogs and Medium Dogs - Vibration Electric Shock Warning Sound - Fully Automatic Intelligent Chip Design - Waterproof and Dustproof - Lightweight - Suitable for Various Types of D

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Bark Collar for Large Dogs and Medium Dogs - Vibration Electric Shock Warning Sound - Fully Automatic Intelligent Chip Design - Waterproof and Dustproof - Lightweight - Suitable for Various Types of Dogs - Reduce False Triggers