Overview
The HGLRC M100 PRO is a compact GPS Module with a ceramic antenna, B101 (10th generation) chip, and QMC5883L compass for positioning and precise heading on fixed-wing and multi-rotor builds. It supports five-mode positioning with multi-constellation reception and a satellite search count of 50+.
Key Features
- B101 (10th generation) chip
- Satellite search number: 50+
- Receiving channel expanded to 120ch
- QMC5883L compass for more accurate pointing
- Five-mode positioning; multi-constellation support (GPS + GLONASS + BDS + GALILEO + IRNSS)
- Onboard indicator lights: POWER (power) and PPS (positioning)
- Pin pads/connector signals: SCL, SDA, RX, TX, 5V, GND
Specifications
| Model | M100 PRO GPS |
| Chip | B101 (10th generation chip) |
| Compass | QMC5883L |
| Receiving channel | 120 |
| Baud rate | 115200 |
| Protocol | UBX |
| Antenna | Ceramic antenna |
| Output frequency | 10Hz |
| Frequency bands | GPS L1, GLONASS G1, BDS B1, GALILEO E1, QZSS L1, SBAS L1, IRNSS |
| Power input | 3.3-5.5V |
| Weight | 7.9g |
| Size | 21.2 x 21.2 x 8.2mm |
| Acceleration | 4G |
| Speed | 500m/s |
| Operating temperature | -40°C to +85°C |
| Storage temperature | -40°C to +105°C |
Indicator Lights
| State | PPS (blue light) | Power (red light) |
| Normal start | Normal bright | Normal bright |
| Real position accuracy | Flickering | Normal bright |
Wiring
- UART: Connect GPS TX to flight controller RX, and GPS RX to flight controller TX.
- Power: Connect 5V and GND.
- Compass (I2C): Connect SCL and SDA.
What’s Included
- HGLRC M100 PRO GPS x 1
- Heat shrink tube (phi 18mm x 25mm) x 1
- HGLRC sticker x 1
- HGLRC manual x 1
- SH1.0-6pin cable x 1
For installation questions and pre-sales support, contact support@rcdrone.top or visit https://rcdrone.top/.
Details

Compact GPS module designed for stronger reception and faster satellite search on fixed-wing and multi-rotor builds.

The B101 (10th generation) chip supports five-mode positioning with multi-constellation reception for dependable locks.

A built-in QMC5883L compass helps deliver more accurate heading for navigation features.

Onboard POWER and PPS LEDs make it easy to confirm power and positioning status at a glance.

Specs, indicator meanings, and pin information are laid out for quick setup and troubleshooting.

Includes an SH1.0 6-pin cable and accessories to simplify installation.
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