GPS-9__06661
BZ-181-GPS-5__09521
BZ-181-GPS-3__21895
GPS-5__88156
GPS-8__58042
GPS-9__06661
BZ-181-GPS-5__09521
BZ-181-GPS-3__21895
GPS-5__88156
GPS-8__58042

BZGNSS BZ-181 GPS – 10th Gen Micro GNSS for FPV Drone Rescue

Original price was: $29.99.Current price is: $23.99.

Customer Reviews

★★★★★
★★★★★
4.9 out of 5
4 global ratings
MODEL:
BZGNSS BZ-181 GPSBZGNSS BZ-181 GPSBZGNSS BZ-121 GPSBZGNSS BZ-251 GPS
  • 10th Gen GNSS Chip: High-sensitivity chip for faster cold starts and locking.
  • Ultra-Micro Size: Compact 18x18x6mm footprint for lightweight builds.
  • Multi-Satellite Support: Tracks GPS, GLONASS, BeiDou, and Galileo.
  • Stable Data Refresh: High 10Hz refresh rate for precise real-time tracking.
  • Built-in Flash: Saves satellite data to speed up subsequent power-ons.
  • Ideal for Rescue: Essential hardware for reliable Betaflight GPS Rescue.
SKU BZ-181-GPS-M10 Category Tags , , , , , , Brand:

Never lose a drone again. The BZGNSS BZ-181 GPS module provides ultra-reliable positioning in a tiny 18mm package. Utilizing the latest 10th-gen u-blox M10050 chip, it locks onto more satellites faster than standard modules. A must-have for long-range pilots and those wanting the safety net of Betaflight's GPS Rescue mode.

  • Product Description: Never lose your investment. The BZGNSS BZ-181 GPS Module is a high-precision navigation sensor designed for the modern FPV pilot. Utilizing the latest 10th-generation u-blox M10050 platform, it provides significantly faster cold starts and higher position refresh rates than previous generations. Its micro-size design ensures it fits onto any 5-inch freestyle frame or 7-inch long-range cruiser without adding bulk. Whether you are flying in dense urban environments or open mountains, the BZ-181 ensures your flight controller always knows where home is. A must-have for peace of mind during signal loss.

  • Product Specs:

    • Chipset: 10th Gen u-blox M10050

    • Frequency: GPS L1, GLONASS L1, BDS B1, GALILEO E1, SBAS L1, QZSS L1

    • Baud Rate: 4800bps - 921600bps (Default 115200bps)

    • Weight: 7.1g

    • Dimensions: 18 x 18 x 8 mm

    • Input Voltage: 5V

BZ-181GPS
BZ-181GPS

SUPPORT

Q: Professional Tips for Faster Satellite Acquisition+
The BZ-181’s performance depends heavily on its placement and environment. For the fastest “Cold Start” (your first flight of the day), ensure the quad is placed in a wide-open outdoor area away from tall buildings or metal structures. Mount the...more
View Full Article: Details >
Q: Title: Getting Started with the BZ-181: Betaflight Setup+
To integrate the BZ-181 into your build, start by soldering the four wires (5V, GND, TX, RX) to an available UART on your flight controller, remembering to cross TX to RX and RX to TX. In the Betaflight Configurator, navigate...more
View Full Article: Details >
Q: How to fix “GPS No Fix” issue in Betaflight?+
Ensure your UART ports are configured correctly (Sensor Input -> GPS -> 115200). For the first cold start, please place the quad outside with a clear view of the sky for 3-5 minutes....more
View Full Article: Details >

FAQ

Q: What is the difference between BZ-181 and BZ-251?+
The BZ-181 is ultra-lightweight (approx 5g), ideal for 3.5-5 inch builds. The BZ-251 is larger but features a built-in QMC5883L compass, making it the better choice for Long Range and GPS Rescue....more
View Full Article: Details >
UltraLightUltraLight
★★★★★
★★★★★
4.9
Reviewed in Canada on January 26, 2026
“The BZ-121 is incredibly small and light. I used it on my sub-250g long-range build, and it fits perfectly on the top plate without adding any noticeable weight. It's a must-have for anyone doing micro long-range flying.”
Verified Purchase
Rescue_ExpertRescue_Expert
★★★★★
★★★★★
4.8
Reviewed in Australia on January 27, 2026
“I've installed this on several of my racing quads for the GPS Rescue feature. It’s tiny enough to mount almost anywhere without affecting the aerodynamics. Cold starts take about a minute, but hot starts are nearly instant. For the price and size, the signal stability is impressive.”
Verified Purchase
Micro_LongRangeMicro_LongRange
★★★★★
★★★★★
4.8
Reviewed in Australia on February 24, 2026
“The BZ-181 is perfect for my 3-inch long-range builds where space is extremely limited. Despite its tiny footprint, it gets a solid satellite lock surprisingly fast, even in areas with moderate tree cover. It’s a reliable and lightweight insurance policy for any small quad.”
Verified Purchase
Satellite_HunterSatellite_Hunter
★★★★★
★★★★★
5.0
Reviewed in Australia on January 9, 2026
“Incredible satellite lock speeds with the BZ-181. Cold start took less than 40 seconds even in urban areas.”
Verified Purchase

Support

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Certified High-Performance

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