LED Dog Leash: A lifesaver designed for maximum brightness and flexibility that makes your pet highly visible at night. USB Rechargeable Battery: The battery holds up to 5 hours after one hour charge and allows multiple walks with your dog before it needs to be charged. Light Control: One control button that turns on the leash's light, and cycles through multiple lighting options. 3 Lighting Modes: Switch between 3 different lighting modes with simply 1-click - Rapid Flashing, Slow Flashing & Steady Mode. Durable & Flexible: The leash is made of durable & flexible nylon material that has a high pull resistance.