NinjaScan-Light is an ultra-small (1.0 x 1.4 inch, approximately 26 x 36 mm) motion logger. It consists of

1. Silicon Laboratories C8051F381 MCU providing USB connectability,
2. u-blox NEO-6 series GPS receiver,
3. 6 DOF inertial sensor, Invensense MPU-6000,
4. 3-axis magnetic sensor, Freescale MAG3110,
5. Pressure sensor, Measurement specialties MS5611,
6. Power management including Li-Ion battery charger, Linear Technology LTC3550, and
7. MicroSD supporting SDHC/FAT32.

The details are to see http://code.google.com/p/ninja-scan-light/.