Dual Protocol GPS Module for FPV Drone Rescue BZGNSS BZ-121 BZ-181 BZ-251 with FailSafe Return to Home for Fixed-Wing & RC Aircraft (BZ-181)

Latest u-blox M10 Chip for Fast & Stable Lock： Achieve quicker satellite acquisition and more stable positioning with the advanced 10th-generation u-blox M10 chipset, even in complex signal environments. Essential for FPV Drone FailSafe & Rescue： Provides critical location data to your flight controller (F4/F7 compatible) to enable reliable failsafe (RTH) and automatic return-to-home functions, ensuring aircraft safety. Multi-GNSS System for Superior Accuracy： Default GPS+GLONASS+BDS joint positioning searches more satellites, delivering a high 2D positioning accuracy of 1.5m for confident and precise navigation. Dual Protocol & High Refresh Rate Support： Offers plug-and-play compatibility with both NMEA and UBX protocols. Supports up to a 10Hz refresh rate for real-time, high-speed positioning. Durable Oil-Sprayed Ceramic Antenna： Features a ultra-thin ceramic antenna with a special oil-spraying process to prevent scratching and oxidation, ensuring long-term durability and signal stability.