Buy It Now: Fellows Schredmate credit card shredder, tested with credit credit card and works as designed.  NOTE! While this item works as designed, it requires a collection bin designed to activate safety micro switch. If no Shredmate bin is available, a substitute may be used  but must be able to depress micro switch. See last photo for detailed view; wire points to location of switch.  

NOTE ALSO; feed slot is  4 .25 inches long, designed for credit cards, not standard paper widths.

Overall size: 7.5" X 5.56" X  3"   Bin top opening size to accept Schedmate shredder  7.25" X 5.5"  Weight: 4 lb 14 oz