PYRUS Retractable Dog Leash, 8M/26FT Pet Traction Rope Head Dog Collar Training Lead with Detachable Flashlight for Dogs The maximum length can be extended to 26 feet; Be able to withstand the impact of the 130 pound dog running high speed; Based on the human body design, handle design is more comfortable to use; One key operation to change the length of the ribbon which is more convenient to use; Lock & Release Button works every time, built-in light easily detaches, perfect for evening walks. If you want to temporarily stop your dog, simply hold down the temporary stop button with your thumb and the belt will return to the retractable turntable again. Push the button to lock the length forward, press down to cancel the lock. Hold the traction rope arm swing forward, hold down the temporary stop button with your thumb, and then  pull the arm back, when the arm swing forward again pull back, release the temporary stop button, so automatically retract the traction belt.