Dual operations: Capable of 10mm, three-dimensional accuracy; Both rover and base station operations
Multiple configuration options: Geofencing; Variable I2C address; Variable update rates; even the high precision RTK solution can be increased to 20Hz
Five communications ports which are all active simultaneously:USB-C (which enumerates as a COM port); UART1 (with 3.3V TTL): UART2 for RTCM reception (with 3.3V TTL); I2C (via the two Qwiic connnectors or broken out pins); SPI
Compatible with Arduino library: Read latitude, longitude, heading and speed over I2C without the need for constant serial polling; Time to First Fix: 25s (cold), 2s (hot)
Note: GPS board only; Does not come with cables or microcontroller
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Overview
Specs
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SparkFun GPS-RTK2 Board - ZED-F9P (Qwiic) High-Precision Breakout No Soldering Required Breadboardable Contains a Rechargeable Backup Battery Allowing a Warm-Start decreasing time-to-First-fix
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First Listed on Newegg
December 19, 2025
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