BMP180 Digital Barometric Sensor Module compatible with Arduino

1.8V to 3.6V Supply Voltage Low power consumption – 0.5uA at 1Hz I2C interface Max I2C Speed: 3.5Mhz Very low noise – up to 0.02hPa (17cm) Fully calibrated Pressure Range: 300hPa to 1100hPa ( 9000m to -500m)