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You can find the specification for Reach Module here.

Mechanical specs

File nameDownload link
Reach 3D model in STEP formatReach [STEP, 2.1 MB]
Reach 3D model in IGES formatReach [IGES, 3.6 MB]
Reach LoRa radio 3D model in STEP formatLoRa radio [STEP, 344 KB]
Reach LoRa radio 3D model in IGES formatLoRa radio [IGES, 661 KB]
Reach M2 GNSS antenna 3D model in STEP formatGNSS antenna [STEP, 2.8 MB]


Reach M2/M+ weights 35g.

Connectors mating parts

Reach has 4 JST-GH connectors and comes with all required cables to connect to other devices.

Antenna connector is MCX, to connect to SMA or TNC antenna cable you can use one of the numerous adapters. (cable, adapter)

Electrical specs

Maximum ratings

Power supply voltage on USB or JST-GH connectors4.75 - 5.5 V
Logic level on all digital interfaces3.3 V
Maximum voltage on all digital pins3.3 V
Antenna DC bias3.3 V
Antenna output current100 mA
Peak current consumption @5V3 A
Typical current consumption @5V300 mA
Current limit on USB OTG1000 mA
Temperature range-20…+65ºC (-5…+150ºF)

Antenna Phase Centers

Reach M2 GNSS antenna phase centers' offsets for L1 and L2 are 0.035 m and 0.037 m respectively.

Connectors pinout


Reach can both receive power from USB, acting as a device and source power to the port acting as a host. To use Reach in OTG mode you will need to connect 5V power source to JST-GH connector pins (5 V, GND) and use OTG USB cable.