Anti barking device for dogs - Ultrasonic rechargeable bark deterrent controller box. Effective ultrasonic training: emitting ultrasonic waves disliked by dogs when barking, this device effectively trains behavior without physical contact, offering a humane solution for excessive barking. Customized sensitivity modes: with 4 frequencies (15kHz-30kHz) and sensitivity settings, this anti-barking tool caters to various dog breeds aged 6 months to 8 years, ensuring precise training tailored to individual needs. Extended range coverage: featuring a 50ft effective distance, this bark control gadget can be strategically placed in key areas without signal loss, providing comprehensive coverage for effective training results. Convenient rechargeable design: utilizing a USB charging cable (included), this anti-barking device offers hassle-free recharging on various devices, delivering 4-7 days of continuous operation on a single charge with up to 90 days standby time. Weatherproof durability: boasting an IPX4 waterproof rating, this barking deterrent is designed for outdoor use in all weather conditions, ensuring long-lasting performance and reliability without compromising effectiveness. Introducing the ultrasonic barking box, a humane solution to control your dog's barking behavior. This device emits ultrasonic waves disliked by dogs when they bark, effectively training them to reduce barking without the need for shock collars. With 4 frequencies and sensitivity modes, it caters to various dog breeds from 6 months to 8 years old. The 50ft effective range ensures coverage in key areas without hassle. Rechargeable by USB, it offers 4-7 days of use on a single charge and up to 90 days on standby. Waterproof with an IPX4 rating, this durable device can withstand outdoor conditions, making it a reliable choice for training your furry friend. Item name: Anti Barking Device. Material: Plastic. Waterproof IP rating: IPX4. Power supply: Micro USB interface. Input voltage/input current: 3.7V/40mAh. Battery: 3.7V 1200mAh ICR18650 NH. Ultrasonic frequency: 15kHz-30kHz. Product weight: 0.155kg. Sensor: Sound detection. Rechargeable 3-level operation mode: waterproof red and blue light indicator status. Features: Effective, durable, precise. Size details: 11.6cm x 7.5cm x 3.8cm (approx). Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package includes: 1 x ultrasonic anti barking device, 1 x data cable, 2 x screws, 1 x instruction manual.