1. Retractable dog leash: maximum length of 3m, ideal for dogs up to 20kg weight. This extendable leather belt is suitable for medium and small dogs and gives them maximum freedom for dog shows, training, patrols, running, hiking, sports equipment, etc..^2. Carry on the handle design: The ergonomic ring grip and the non-slip silicone grip fit comfortably in your hand, it is easy to control and safe enough, and you can free your hands to read cell phones or books..^3. 360 tangle free: 3m / 10ft high strength nylon tape with durable rustproof swivel hook and steady impact-resistant ABS material, Never Wound..^4. Appropriate configuration: Built-in LED flashlight, USB charging possible, Keeps you and your pets safe when walking in the dark, great for evening walks..^5. One-button control line length: To control the pulling of the line quickly and reliably at the push of a button. You can pull the dog with one hand and correct the wrong behavior of the dog, a pleasant walking experience for you and your pet.