LED Logo-Projecting Light Pen,projection pen,projector LED Logo-Projecting Light Pen,projection pen,projector:1) Newest product ... 2) Pen barrel and LED colors: red, yellow, blue, green, white, purple, rainbow color3) ... parts can be imprinted with logo 5) Excellent promotional product6) Customized LED colors availableUpdate Date:2012-02-06 00:49:50 laser ...