Bike Bicycle Wheel Valve Spoke LED Light Lamp Reflector<br />  <br /><br /> <br />  Features:<br /> <br />  High-quality high-brightness LED, provides you a beautiful and safe riding at night.<br /> <br />  No speed requirements, wheels glow when wheels are spinning.<br /> <br />  Led light is fold-resistant and bending-resistant<br /> <br />  Super power, it can work for 50h under steady mode and 100h under flashing mode.<br /> <br />  Suitable for wheel size below 20 inch<br /> <br />  Waterproof design<br /> <br />  Easy to install<br /> <br />   <br /> <br />  Specification:<br /> <br />  Led: 18 Led<br /> <br />  Length: 2m<br /> <br />  Mode: Steady(50h), Flashing(100h)<br /> <br />  Powered by: 3 AA batteries(included)<br /> <br />  Wheel size requirement: below 20 inch<br />  Battery box width: 3.7cm<br /> <br />  Color: Colorful, pink, blue, white<br /><br /><br /> <br /> Package includes:<br /> 1 x Bike Bicycle Wheel Valve Spoke LED Light (battery included)