TI Stellaris® 32-Bit High Speed CPU，Stable and reliable，Unique  low power consumption design, Unique Fingerprint Positioning Design, 2000 Fingerprints,50000 Records, USB Device & Host, TCP/IP, Power Over USB or DC 5V, 8 Customizable T&A States, 6-digit Work Code, FP,ID+FP,ID+PW,FP+PW.
Option:  1000mAH Mobile battery GHC 50