Logitech Digital Pen 8661-0000 and Cradle P-UD9 - Black
Logitech Digital Pen 8661-0000 (Logitech Crayon). Model: Logitech Digital Pen and Cradle. Compatibility: Specifically designed for the Logitech io2 Digital Pen, not the newer Crayon models. Logitech Cradle P-UD9.