Omnitech 12-Sheet Cross-Cut Shredder for $19.99 shipped after a $10 rebate.  To get free shipping, you simply need to sign up for Staple's rewards program, which is free and easy.  Here is a screenshot for reference.  It shreds credit cards, and staples and features 12-sheet, cross-cut, 2-minute continuous run time, and a 3.63-gallon bin.