• chip BMP180
• Supply voltage: 1.8V to 3.6V(VDDA), 1.62V-3.6V(VDDD)V
• Pressure ranges: 300 to 1100hPa (altitude 9000m - 500m)
• It can be used in mobile devices.
• It boast of good performance and the lowest absolute accuracy can achieve 0.03hPa.
• Can use in GPS precision navigation (dead reckoning, up and down the bridge detection, etc.), indoor and outdoor navigation, leisure, sports and medical health monitoring, weather forecast, vertical speed indicator (rising / sinking speed), fan power control.

datasheet