Nite Ize Ziplit 2 Pack CONVENIENT LIGHT WHERE EVER YOU GO - Loop this bright little LED through the zipper on your jacket, backpack, or purse, and you'll always have a light when you need it INCLUDED CORD FOR EASY ATTACHMENT - The included cord makes it easy to loop this light onto any convenient zipper TWIST ON/OFF - Simply twist the light housing to turn it on or off REPLACEABLE BATTERY INCLUDED - Powered by a replaceable 927 lithium battery that lasts over 24 hours, this handy little light can be used over and over again DURABLE + WEATHER RESISTANT - When rain, wind, and snow don't slow you down, you can count on this water resistant light to charge onward with you WORRY-FREE GUARANTEE - all Nite Ize products are backed by our Worry-Free Guarantee