Say goodbye to unwanted barking with our ultrasonic dog bark , perfect for indoor and outdoor use. This device offers a simple yet effective solution to manage persistent barking, ensuring peace and good behavior from your dog with minimal effort. Experience 188% more effectiveness with our Dual Frequency Ultrasonic Emitters. This advanced bark control device features two ultrasonic emitters and frequency conversion technology, increasing power, range, and effectiveness to restore peace by stopping constant barking. Cover a wide area with our Multi-Ultrasonic Heads that provide a maximum range of 75 feet. Ideal for all dog breeds aged 6 months to 8 years, this device ensures that even the most persistent barkers are quieted, restoring tranquility to your . from a quick 3-hour charge with our powerful 2000mAh Li-ion battery and USB Type-C port. This fast charging, long-lasting power ensures your device is to keep the peace, whether or . Rely on our IP65 Waterproof Dog Bark Deterrent to perform in any weather condition. This pet-friendly, device is safe for dogs and effective in reducing excessive barking, promoting better behavior without causing harm. Color: black Material: plastic Package Contents: 1 x Anti Barking Device Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.