Industry-Electronics 4duino 9 Achsen Inertial Navigations Kompass Modul OKY3238 GY-951 9DOF ATMEGA328 ITG3205 ADXL345 HMC5883L 9-axis Inertial Navigation Compass Module Product Description 100% Brand New &amp High Quality 9-axis module (three-axis gyroscope + triaxial accelerometer + triaxial magnetic field) Model: GY-951 Using a Chip: Atmega328 + ITG3205 + ADXL345 + HMC5883L Power supply: 3-5v Communication: serial communication protocol Size: 2.3cm * 1.7cm Direct Data: YAW ROLL PITCH Heading angle (YAW) ± 180 ° Roll angle (ROLL) ± 180 ° Pitch angle (PITCH) ± 180 ° Serial port baud rate: 57600