Dri Mark Security Marking System with Light

Ultra Violet Security Marking System includes a UV Pen Light along with an Ultra Violet Permanent Ink Marker. Mark your valuables, electronics, important documents, artwork or virtually anything with the UV marker which is invisible under normal lighting. Ink can only be seen under UV light. Shine the light on the item to reveal your marking. Ink is permanent and water resistant on most surfaces. UV Pen Light includes batteries.