The product equipped with advanced ultrasonic sound technology improves the effect of chasing dogs over longer distances, you therefore do not have to worry about you and your pets attacked by a dog. Characteristics: Large Application This dog repellent will help you get away from the dog when you meet a dog trying to attack your dog. In addition, the product is equipped with advanced ultrasonic technology, which can be heard by dogs, so it can be used as a dog dressage to help you build your dog. In addition, this product also has the lighting function with a high -light flashlight. 3 -Mode Pocket Lamp The product is equipped with a powerful flashlight, which can reach three constant light modes, Stroboscopic light and SOS, which suits you when you walk your dog outside at night. In addition, the flashlight has an intelligent light sensor, which can automatically adjust its brightness depending on the environment. Non -slip and Portable Seeds Rear dog rear is designed with non -slip