Special Features âWorks on paper, card, skin & most other surfaces â Built in light âbatteries included This pen usesinvisible UV inkto make awesome magicslike Moon Runesavailable to us mere mortals. The look on your players faces when the ink is revealed will be epic.Perfect for adding those secret touches to maps or letters that your players pick up along their journey. The pen has a littlebuilt-in UV lightyou can use to read the invisible messages.
