Chip: MPU-9250 + BMP280 Power supply: 3-5v (internal low dropout regulator) Communication: standard IIC / SPI communications protocol Chip built 16bit AD converter, 16-bit data output Gyroscopes range: 250 500 1000 2000 / s Acceleration range: 2 4 8 16g Magnetic field range: 4800uT Pressure range: 300-1100hPa Using Immersion Gold PCB, machine welding process 2.54mm pin pitch Due to different batches, there may be differences in product appearance and printed text, which not affect use Colour:As Shown Material:PCB Package Contents: 4 x sensor module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.