These things are cool!(http://www.panthervision.com/safety-bug-item.html) i picked two of them up yesturday at Lowes? not a bike shop. they are so cool and just stick on you helmet or stick pin on you jersey or who knows where else! $9.97 thats it!And the are very bright 1/2 mile with a replaceable battery that last for 50 hours,thats coll...worth checking out!!!!!