Features: Powerful Ultrasonic Dog repellers with LED flashing Light combines high frequency sound waves and intense flashing to effectively deter aggressive dogs while ensuring user safety. Featuring a strong ABS shell and 1 touch operate , this compact device delivers portable, hassle easy defense against unwanted canine encounters. Ideal for pet owners, joggers, children, and seniors seeking a not harmful solution to stay safe during outdoor activities. Perfect for nighttime walks, camping trips, or neighborhood strolls, its enhanced visibility and ultrasonic ranges work seamlessly in dark or open environments. Engineered with energy saving technology, this rechargeable dog preventive offer long lasting performances for stable daily use without frequent battery changes. Specifications: Component : ABS case Size: about 4x11cm/1.57x4.33inch Package Includes: 1xBark Stop Flashlight note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.