This is the Field Link Portable Programmer Car Card from Castle Creations.
FEATURES: Programs Castle car controllers without a computer
Works as a complete USB Castle Link with your computer
Works with all Castle Link compatible car products
INCLUDES: One Field Link Portable Programmer Card
One USB cable
REQUIRES: Windows PC
Castle Link Software (available at www.castlecreations.com)
SPECS: Length: 55mm (2.2")
Width: 85mm (3.3")
Thickness: 5mm (0.20")
COMMENTS: Will only work with Castle controller firmware released after 2007
cnh 1/27/10
ir/jxs