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Elecrow ThinkNode M3

Elecrow

868 MHz 915 MHz LR1110 nRF52840 22 dBm
Ready-made Devices Outdoor/Rugged Tracker/GPS

Kreditkartengroßer nRF52840-Tracker von Elecrow mit Semtech LR1110-Transceiver. Integriertes GNSS-Modul, Umgebungssensoren (Temperatur, Feuchte, Beschleunigung), 4 Pogo-Pins für USB/DFU/Laden. IP66-geschützt, magnetisches Laden. 770 mAh Akku. Vorinstalliert Meshtastic, MeshCore ab v1.12.0 unterstützt. Community-Firmware: Companion BLE, Repeater, Room Server.

Hardware Spezifikationen

MCU

nRF52840

RAM

256 KB

Flash

1 MB

Display

-

Anzahl Tasten

1

LEDs vorhanden

ja

Gewicht

32 g

Abmessungen

85 x 55 x 7

LoRa Spezifikationen

LoRa-Chip

LR1110

Frequenzband

868 MHz, 915 MHz

Max. Sendeleistung

22 dBm

Antennentyp

Integrierte PCB-Antenne

Typische Reichweite

8 km

Konnektivität

WLAN

nein

Bluetooth

ja

GPS

ja

Stromversorgung

USB-Typ

-

Akkuanschluss

Built-in LiPo 770mAh

Solar-Unterstützung

nein

Stromverbrauch (Standby)

5 mA

Stromverbrauch (Senden)

80 mA

Firmware-Unterstützung

meshcore-dev/MeshCore Offiziell
Repeater v1.16.0 15.02.2026 Release

Release notes: https://blog.meshcore.io/2026/06/06/release-1-16-0

Room Server v1.16.0 15.02.2026 Release

Release notes: https://blog.meshcore.io/2026/06/06/release-1-16-0

BLE Companion v1.16.0 15.02.2026 Release

Release notes: https://blog.meshcore.io/2026/06/06/release-1-16-0

USB Companion v1.16.0 15.02.2026 Release

Release notes: https://blog.meshcore.io/2026/06/06/release-1-16-0

mattzzw/MeshCore-Evo Community
Repeater v1.15.0-evo_0.1.21 14.01.2026 Release

⚠️ Check that radio.rxgain(on) and flood.advert.base (0.308) are set correctly after flashing! ⚠️

This build is based on official MeshCore 1.15.0 dev branch (as of 25-May-2026 and additionally includes the following unmerged upstream PRs/changes:

Additional changes:
  • Flood adverts are disabled (flood.advert.interval set to 0) by default
  • :new: modified PR1810 to not block flood adverts but only PAYLOADTYPEGRPTXT and PAYLOADTYPEGRPDATA so that some limited flood advert distribution can be managed via PR2553 to support e.g. observer maps.
Changelog:
  • Based on dev v1.15.0 as of 25-May-2026
Full Changelog: https://github.com/mattzzw/MeshCore-Evo/compare/v1.15.0-evo0.1.20...v1.15.0-evo0.1.21
MichTronics/MeshCoreNG Community
Repeater v1.0.1 17.05.2026 Release

Full Changelog: https://github.com/MichTronics/MeshCoreNG/compare/bridge-tcp-v1.0.5...repeater-v1.0.1

BLE Companion v1.0.1 17.05.2026 Release

Full Changelog: https://github.com/MichTronics/MeshCoreNG/compare/bridge-tcp-v1.0.5...companion-v1.0.1

USB Companion v1.0.1 17.05.2026 Release

Full Changelog: https://github.com/MichTronics/MeshCoreNG/compare/bridge-tcp-v1.0.5...companion-v1.0.1

Room Server v1.0.1 17.05.2026 Release

Full Changelog: https://github.com/MichTronics/MeshCoreNG/compare/bridge-tcp-v1.0.5...room-server-v1.0.1

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