- Efficient Ultrasonic Anti-Barking Device: This device is designed to effectively train your dog to curb unwanted behaviors such as excessive barking, digging, eating unsafe items, and aggression. With consistent use and proper rewards, you can achieve significant behavioral improvements. A built-in flashlight adds convenience for nighttime training. - Safe and Harmless Operation: Operating at a frequency of 25kHz, this device is inaudible to humans but is easily heard by dogs, who can detect sounds between 15Hz and 120KHz. It features both fixed (25kHz) and variable frequency (20-30kHz) modes, ensuring you can capture your dog's attention without causing them distress. - Compact and User-Friendly: Designed to fit comfortably in your hand, this device includes a wrist strap for easy carrying. Its portable size allows you to take it anywhere, whether indoors or outdoors. Simply press the button and point it at your dog to emit the ultrasonic sound, effective for dogs of all sizes. A slight vibration during use enhances the dog's awareness. - Wide Control Range and Long Battery Life: With a control range of up to 9 meters (approximately 30 feet), this device is versatile for various training scenarios, including discouraging your neighbor's dog from barking. It features a rechargeable 800mAh battery, providing up to 3 hours of operation after just a 1.5-hour charge. Use Scenarios: 1. Use in your backyard to stop your dog from barking at passersby. 2. Train your dog at the park to reduce digging and other unwanted behaviors. 3. Utilize during nighttime walks to correct your dog's behavior while keeping your hands free.