•【Dual-Head Design】Featuring a dual-head configuration for effective dog training and barking control, suitable for various dog breeds. •【High-Power Ultrasonic Technology】Utilizes 20-30kHz ultrasonic waves to deter and train dogs, with adjustable frequency modes for different situations. •【Multi-functional Operation】Equipped with fixed frequency, frequency scanning, and LED lighting modes for versatile use in different environments. •【Long-lasting Battery】800mAh polymer lithium battery provides up to 2 hours of continuous operation, ensuring extended use during training sessions. •【Compact and Portable】Made from durable PC/ABS material, this lightweight device is easy to carry and use for on-the-go dog training. •【Quick Charging】Fully charges in just 40 minutes, minimizing downtime between uses. 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: 40 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 Dog Bark Deterrent •1 x Charging Cable