MPU9250 + BMP280 module   
(Three-axis gyroscope + triaxial accelerometer + triaxial magnetic field + pressure)   
Module Model: GY-91   
Use chip: MPU-9250 + BMP280   
Power supply: 3-5v (internal low dropout regulator)   
Communication: standard IIC / SPI communications protocol   
-Chip 16bit AD converter, 16-bit data output   
Gyroscopes range: ± 250 500 1000 2000 ° / s   
Acceleration range: ± 2 ± 4 ± 8 ± 16g   
Field range: ± 4800uT   
Pressure range: 300-1100hPa   
Using Immersion Gold PCB, machine welding process to ensure quality   
2.54mm pitch   
Module size 14.3mm * 20.5mm