Start Time: 2ms Working Voltage: 3.3-5V Working Current: Sleep Mode (54uA)/Normal Mode (357-650uA) Interface Method: I2C/SPI Module Size: 19 * 19 (mm) Accuracy: ± 0.50 hPa Relative Accuracy: ± 0.03 hPa (equivalent to 25 cm) (@ 700-1100 hPa, 25-40 ° C) ODR Accuracy: ± 2~± 12% I2C Address: 0x77 (default address)/0x76 (optional: SDO pin connected to GND) Temperature Deviation Coefficient: ± 0.6 Pa/K (@ 900hPa, 25-40 ° C) Long-Term Stability: ± 0.16hPa/year Operating Temperature Range: -40 ℃ to +85 ℃ (full precision measurement can be used at 0 ℃ to +65 ℃) Pressure Sensing Range: 300~1250 hPa Enhanced Precision: The CJMCU-390 BMP390L digital atmospheric pressure sensor offers even better precision compared to previous models like the BMP388 and BME280. It's perfect for accurate environmental sensing and can also function as a precision altimeter. Magnetic Compatibility: This sensor can be used with both I2C and SPI configurations, providing flexibility for various Arduino projects. Reliable Accuracy: With a relative accuracy of ±3 Pascal, equivalent to approximately ±0.25 meters in altitude, this sensor delivers highly precise measurements. This is a significant improvement over the BMP280's accuracy of ±12 Pascal/±1 meter and the BMP388's accuracy of ±8 Pascal/±0.5 meter. Convenient Integration: The sensor comes soldered onto a PCB and includes a 3.3V regulator and level shifting. This allows for seamless integration with 3V or 5V logic microcontrollers, eliminating any compatibility issues. High-Quality Construction: The CJMCU-390 BMP390L digital atmospheric pressure sensor is designed and manufactured using surface-mount technology, ensuring durability and reliable performance. Upgrade your Arduino projects with this precision sensor for dependable pressure measurements and altitude calculations. Package includes: BMP390L Digital Atmospheric Pressure Sensor x1 Single Row Pin x1