GY-91 MPU-9250 + BMP280 10-DOF Sensor Module MPU-9250 + BMP280 Integrated Module Features: - Triaxial gyroscope, triaxial accelerometer, triaxial magnetometer, and barometric pressure sensor - Module model: GY-91 - Integrated chips: MPU-9250 and BMP280 - Operating voltage: 3V to 5V (low-voltage operation) - Communication interface: Standard I²C and SPI protocols - Built-in 16-bit ADC with 16-bit data output - Gyroscope full-scale range: ±250, ±500, ±1000, or ±2000 °/s - Accelerometer full-scale range: ±2g, ±4g, ±8g, or ±16g - Magnetometer range: ±4800 µT - Barometric pressure range: 300–1100 hPa - Gold-plated PCB with automated soldering for reliability - Pin pitch: 2.54 mm - Module dimensions: 14.3 mm × 20.5 mm