<br> Rezshop LED bike wheel lights are for all for life, and we believe Our waterproof led bike wheel lights have premium quality and manufactured to the highest standard to meet the safety requirements and is built to last. </br> <br> Specification: </br><br> 7 feet (2.2 meters) length of lighting string with 20 BRIGHT LEDs,</br><br> The package includes: 2 steel wire hot wheels battery container, 6*AAA batteries, 6* zip ties, 2 rubber gasket and installation instruction printed on the package.</br><br>Notable features about Rezshop Bicycle Wheel lights: </br> <br> Ultra-bright LED bike wheel lights with an easy installation and a simple on/off switch. </br><br> These bike tire lights are adaptable for all types of bicycles and fit most of the bikes.</br><br>Rezshop Bicycle rim lights are fantastic Christmas/birthday Gift/present ideas for children teenagers boyfriends girlfriends adults brothers sisters daughters sons. </br> <br> Nice design package which makes it suitable to be gifted to everyone. </br> <br> Enjoy the fun of cycling with your children and bike parties with funny BRIGHT bike wheels decorations. </br><br> Installation instruction: </br><br>1-unscrew the cap of the battery container and place 3 alkaline AAA batteries which ARE included inside it and Make sure to check the correct installation by on/off button.</br><br> 2-stick the rubber gasket (after removing the white backing from it) to the recess of the battery container.</br><br> 3- Pass the two zip ties through the battery container against the centre hub of the wheel and tighten them to ensure the battery tube does not move.</br><br> 4- Wrap the string around each spoke and press the button on top of the battery container. </br>