Portable ultrasonics dog repeller integrates dog repelling, dog training and illumination, practical and cost-effective. Built-in battery, easy to use anytime and anywhere, ensuring your safety. Features: Portable dog repeller can effectively scare away vicious dogs, deter dogs from barking, prevents dogs from approaching, and ensure your safety. Using advanced ultrasonics technology, it has strong penetration, people can’t hear the sound, and it is no harm to humans and animals. It supports three usage modes, dog repelling, dog training and illumination, one-key switching, practical and cost-effective. The above is designed with two LED lamp beads, with high brightness, which is convenient for outdoor emergency illumination. Built-in 950mAh large-capacity battery, low power consumption, long endurance, help you repel the dog anytime, anywhere. High-quality ABS housing, sturdy and fall-resistant, ergonomically designed, comfortable to hold and easy to operate. Specifications: Color: