Achieve peaceful, stress-free training with the MIETUBL 3-in-1 Ultrasonic Bark Control Device. Featuring fixed 25 kHz, variable 20–50 kHz ultrasonic modes, and an LED light assist, it safely and humanely stops unwanted barking, digging, and chewing—no physical contact or shock needed. Choose from three training modes (Ultrasonic, Audible Tone, or Ultrasonic + LED Flash) for fast, customizable correction. With a 35 ft range and ergonomic, pocket-sized design, it’s perfect for home or outdoor use. Recharge quickly via USB-C and enjoy up to 30 days of standby time. Auto-off protection ensures safety for most breeds—making it a calm, dog-friendly solution for lasting peace and quiet.