BMP085 is a high precision, ultra-low power consumption pressure sensors, can be applied to mobile devices. Its performance, the absolute accuracy of the minimum can reach 0.03hPa, and very low power consumption, only 3╬╝A. BMP085 powerful 8-pin ceramic-lead chip carrier (LCC) ultra-thin package, through the I2C bus can be connected directly with a variety of microprocessor. Pressure range: 300 - 1100hPa (9000 meters above sea level to -500 m). Power supply voltage: 1.8V - 3.6V (the VDDA). 1.62V - 3.6V (VDDR). LCC8 package: lead-free ceramic carrier package (LCC). Size: 5.0mmx5.0x1.2mm. Low power consumption: 5╬╝A in standard mode. Precision: low-power mode, the resolution of 0.06hPa (0.5 m). High linear mode with a resolution of 0.03hPa (0.25 m). With temperature output. I2C interface. Temperature compensation. Lead-free, RoHS compliant. MSL 1. Response time: 7.5ms. Standby current: 0.1╬╝A. Eliminates the need for an external clock circuit. Size:2cm X 1.5cm - 0.79inch x 0.59inch. Typical applications: 1.GPS precise navigation (dead reckoning, the upper and lower bridge detection, etc.). 2 indoor and outdoor navigation. 3.Leisure, sports and medical health monitoring. 4 The weather. 5.vertical speed indicator (up / sinking speed). 6. Fan power control.