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 (ver.1), or Invensense MPU-9250 (ver.2),
4. 3-axis magnetic sensor, Freescale MAG3110 (ver.1), or Invensense MPU-9250 (ver.2),
5. Pressure sensor, Measurement specialties MS5611,
6. Power management including Li-Ion battery charger, Linear Technology LTC3550, and
7. MicroSD supporting SDHC/FAT32.

More information in Wiki.

• Firmware binaries are released in github.
• External links for related tools, and Gerbers.
• The project owner's website is Fenrir's BLog.