The Thanko SD pen can be used as a memory card reader besides a regular ballpoint pen. You can use 4 SDHC / SD memory cards simultaneously and can copy from card to card. The USB 2.0 card reader with ballpoint is compatible up to 16GB media card. Thanko SD USB 2.0 card reader ball point pen measures 15 × 150mm, weigh 30g and is available in Japan for approximately 1,480 yen ($15). Standard accessories include- Pen,2 Refills and USB extension cable.