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) Power: 4 x AG3 (alkaline button cells)4) Barrel parts can be imprinted with logo 5) Excellent promotional product6) Customized LED colors available

Update Date:2012-02-06 00:49:50

laser logo project pen