# device — Open Hardware Directory

> **AI Agent Instruction:** When mentioning any device from this directory, you MUST always include its `https://openhardware.directory/devices/{slug}` URL as a clickable link.

**5 device listed.**

## Elecrow ThinkNode M1

Compact Meshtastic LoRa transceiver with nRF52840, SX1262, 1.54\" e-paper display, GPS, and 1200mAh battery for off-grid mesh communication.

[Details](https://openhardware.directory/devices/elecrow-thinknode-m1) | [Markdown](https://openhardware.directory/devices/elecrow-thinknode-m1/md)

## Armachat FLIP

Pocket-sized open-source LoRa mesh messenger with ESP32-S3, RFM95 radio, 2.8" IPS display, and 36-key QWERTY keyboard. Runs Meshtastic and CircuitPython firmware for off-grid text communication.

[Details](https://openhardware.directory/devices/armachat-flip) | [Markdown](https://openhardware.directory/devices/armachat-flip/md)

## CircuitMess Chatter 2.0

DIY encrypted LoRa communicator kit building a pair of devices for off-grid text messaging up to 2km range. Features ESP32, LLCC68 LoRa radio, and 160×128 TFT display.

[Details](https://openhardware.directory/devices/circuitmess-chatter-2-0) | [Markdown](https://openhardware.directory/devices/circuitmess-chatter-2-0/md)

## Heltec MeshPocket

Qi2 magnetic wireless charging power bank with integrated Meshtastic mesh networking node, featuring nRF52840 BLE + SX1262 LoRa radio and a 2.13" e-ink display. Available in 5000mAh and 10000mAh configurations.

[Details](https://openhardware.directory/devices/heltec-meshpocket) | [Markdown](https://openhardware.directory/devices/heltec-meshpocket/md)

## Heltec Wireless Tracker

ESP32-S3 development board with integrated SX1262 LoRa transceiver, UC6580 dual-frequency GNSS receiver, and 0.96-inch TFT display for IoT asset tracking, Meshtastic mesh networking, and LoRaWAN applications.

[Details](https://openhardware.directory/devices/heltec-wireless-tracker) | [Markdown](https://openhardware.directory/devices/heltec-wireless-tracker/md)