Ultrasonic Dog Repellent The product is equipped with advanced ultrasonic technology to enhance the effect of guiding your dog over long distances, so you don't have to worry about dogs attacking you and your pets. function: Widely used **When it encounters a dog trying to attack your dog, this dog repellent will help you stay away from it. In addition, this product is equipped with advanced ultrasonic technology that is heard by dogs, so it can be used as a do dog training device to help train your dog. In addition, this product also has a high-brightness flashlight function. Flashlight with three modes ** This product has a powerful flashlight that can achieve three modes of constant light, strobe and SOS, suitable do use when walking your dog outside at night. Non-slip, portable groove ** There is a non-slip groove on the back of the dog repellent that can be better held in your hand. Plus, it's a portable dog repellent that can be used indoors and outdoors. LED Indicator ** This dog repellent comes with a we LED indicator, so don't worry about your dog deterrent running out Suddenly **long battery life** The 1200mAh battery has an energy saving function that can be extended do 140 days standby. Thanks to this, the product can be used do 20 days after about 2 hours of fast charging. Specification: Product Name: Dog Repellent black G wny material : plastic; Battery: 3,7V 1200mAh lithium battery; Charging time: 1-2 hours. Working time: 15-20 days. Distance o control: 10 M Size: 14*3.5x3.5 cm Weight: 105 grams List of things do packing: 1 * Ultrasonic Dog Repellent 1 * leash 1 * USB do data cable 1 * Instructions!