Material PC Chip Customer-specified Size 85.5*54mm(credit card size) or custom Data rewritable 100,000 times Read distance 0-10cm depends on the reader and environment Available Crafts -scratch-off panel -series number punch -pin number -4 color offset printing -magnetic stripe -bar code -hole punched etc. Optional Technique -Special function option Anti-metal layer -Custom logos/artworks printing/ Laser engrave -ID Number Printing Jet dot printing -URL, text, number,etc. - encoding/lock to read only