If you have no need for the extra charger and cash note verifier features that comes with the 3-in-1 Ladybug Card Reader, here’s a small keyring-friendly alternative. Ladybug USB Card Reader USB 2.0 Direct read / write T-Flash / MicroSD Cutie ladybug design Plug and play Support Windows 98/2000/ME/XP Size: 33*32*12mm Weight: 10g The USB