General description This Automatic Anti-Bark Collar for Dogs is designed for effective bark control with smart features that make it suitable for both inexperienced trainers and their pets. It offers multiple training modes and sensitivity levels to cater to different barking behaviors. Technical specifications Training modes: "tone + vibration" and "tone + vibration + static shock" Sensitivity levels: 4 (highest) to 1 (least sensitive) Weight: 70 grams Strap length: 65 cm Battery: Rechargeable lithium battery, fully charged in 2-3 hours Usage time: Up to 20 days on a full charge Waterproof rating: IP67 Other information LED indicators for level, activation mode, and battery status Smart sensors filter out background noise to prevent false triggers Protection mode temporarily deactivates the collar if activated more than 7 times per minute (deactivation lasts for 2 minutes) Suitable for both long-haired and short-haired dogs with two different contact points Charging via a 5V USB port