•【Dual-Head Dog Bark Deterrent】Effectively stops dog barking and trains dogs with high-power ultrasonic technology. •【Versatile Functionality】Features both fixed frequency and frequency scanning modes for optimal effectiveness against various dog breeds. •【Integrated Flashlight】Includes a bright LED flashlight with continuous and strobe modes for added utility and safety. •【User-Friendly Interface】Easy-to-use controls with vibration feedback and clear LED indicators for mode selection and battery status. •【Rechargeable Design】Equipped with a 800mAh lithium polymer battery for up to 2 hours of continuous use, rechargeable via USB. •【Compact and Portable】Made from durable PC/ABS material, this handheld device is perfect for on-the-go use in various environments. Specifications: •Battery capacity: 800mAh •Battery type: Lithium polymer battery •Battery model: 902535 •Operating current: 500mA •Charging voltage: 5V •Continuous operating time: 2 hours •Motor speed: 15,000 rpm •Lamp bead type: LED •Ultrasonic power: 20-30kHz •Charging time: 45 minutes •Material: PC/ABS Notes: •1. The product utilizes ultrasonic wave technology; the effect may vary depending on the dog type. •2. The product emits strong light. Do not look directly into it to avoid eye injury. •3. The product is not waterproof; do not immerse it in water or expose it to rain. Package included: •1 x Anti Barking Device •1 x Charging Cable