General description Thanks to the upgraded sensitivity chip version 2024, this anti-bark collar is designed to be user-friendly and less sensitive, allowing you to effectively control your dog's barking. This will lead to a happier experience for both you and your dog. Technical specifications Waterproof rating: IP67 Battery: Built-in 480mAh USB rechargeable Charging time: 1-2 hours Average usage time: 12 days Training modes & sensitivity levels 2 training modes: Sound + vibration + shock (red light) and sound + vibration (green light) 4 sensitivity levels for each mode Automatic mode with protection feature: If triggered more than 6 times in 1 minute, it enters protection mode for 2 minutes Usage The collar is designed to be lightweight and comfortable, made from hypoallergenic fabric that is fully adjustable. It distributes the weight of the anti-bark receiver around the neck, ensuring that dogs will hardly notice it. Other information Indicator light for low battery