1、GPS module, dual module compasses. 2、With electronic compasses IC HMC5883L. 3、1.25mm spacing between the 6pins patch seat. 4、BN-880 is suitable for open source flight controller, not for flight control with SCM 5、This GPS module has flash to save configuration, so you do not need to reset next time when you use it. Features: 1. GPS module, dual module compasses. 2. With electronic compasses IC HMC5883L. 3. 1.25mm spacing between the 6pins patch seat. 4. BN-880 is suitable for open source flight controller, not for flight control with SCM. 5. This GPS module has flash to save configuration, so you do not need to reset next time when you use it. Specifications: Model: BN-880 Power Supply: DC Voltage 2.8V~6.0V, Typical: 3.3V or 5.0V Consumption: Capture 50mA 5V Receiving Format: GPS, GLONASS, Galileo, BeiDou, QZSS and SBAS Receiving Channel: 72 Searching Channel Receiving Sensitivity: Trace -167dBm Capture-148dBm Positioning Time: Cold Start:avg26s Warm Start: avg25s Hot Start: avg3s Level Positioning Precision: 2m At Open Wind Output Frequency: 1Hz-10Hz, Default 1Hz Speed Precision: 0.1 m/s (Without Aid) Acceleration Precision: 0.1 m/s (Without Aid) Dynamic Characteristics: Max Height: 18000m Max Speed: 5153m/s Max Acceleration: 4G UART Interface: UART Interface: TXDA and RXDA Support Rate: 4800bps to 115200bps,Default 38400dps Working Temperature:-40℃-+85℃ Storage Temperature:-40℃-+85℃ Size: Approx. 28*28*10mm/1.1*1.1*0.4in Weight: Approx.16g/0.56oz The Module's Pins: SDA,GND,TX,RX,VCC,SCL Package List: 1 * BN-880 GPS Module 1 * Sticker Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.