The M8N GPS has an UBLOX M8N module, IST8310 compass, tricolored LED indicator, and a safety switch. There are 3 different connectors options for different purposes. This module ships with a baud rate of 38400 5Hz Features and Specifications: Ublox Neo-M8N module Industry leading –167 dBm navigation sensitivity Cold starts: 26s LNA MAX2659ELT+ 25 x 25 x 4 mm ceramic patch antenna Rechargeable Farah capacitance Low noise 3.3V regulator Current consumption: less than 150mA @ 5V Fix indicator LEDs Protective case Cable Length: 26cm (42cm cable can be purchase here) Diameter 50mm total size, 32 grams with case. PX4 Autopilot users: The GPS RGB LED Driver Chip has been updated. Ensure the PX4 firmware is Stable Release v1.12.2 or newer for proper LED driver Support. Ardupilot User: If unable to preform normal compass calibration "compass dance" for any reason, set parameter COMPASS_ORIENT=6 (Yaw270) for proper compass orientation. PIN MAPSKU12012 Holybro M8N GPS (JST GHR1.25mm 10pin cable):This JST GH 10Pin connector can be used on Pixhawk Standard Flight Controller 10pin“GPS Module”or "GPS1" input port. SKU12014 Holybro M8N 2nd GPS(JST GHR1.25mm 6pin cable): This JST GH 6Pin connector can be used on Pixhawk Standard Flight Controller 6pin“UART & I2C”or "GPS2" input port as secondary GPS. This GPS is also compatible with the Cube Flight Controller GPS2 Port. Package Includes:1x M10 GPS Module1x Fixed Carbon Fiber GPS mount