Brightz CosmicBrightz LED Bicycle Frame Light Wrap your bike in a galaxy of light with Cosmic Brightz! With 6.5FT of 40 ultra-bright micro LEDs, your bike will be out of this world! Install is easy! Attach the battery pack to the frame, twist the lights on and you're ready to ride! Cosmic Brightz will fit on any bike, kid or adult! With 3 AA batteries (not included), you'll glow for over 24 hours! Available in a variety of colors, so you can make your look unique! Your light kit includes:<ul class="a-unordered-list a-vertical"> One string of LED lights with battery pack One mounting strap for securing battery pack One mounting tie to secure LED lighting Batteries not included Instructions Requires 3 AA batteries 24+ hours of glow