# 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.

**8 device listed.**

## LILYGO T-Watch Ultra

Premium ESP32-S3 smartwatch development platform with 2.06" AMOLED touchscreen, LoRa SX1262, GNSS, NFC, MAX98357A audio, DRV2605 haptic, AXP2101 PMIC, and 1100mAh battery.

[Details](https://openhardware.directory/devices/lilygo-t-watch-ultra) | [Markdown](https://openhardware.directory/devices/lilygo-t-watch-ultra/md)

## LILYGO T-Watch S3 Plus

ESP32-S3 smartwatch dev board with LoRa SX1262, GNSS, BMA423 accelerometer, MAX98357A audio, DRV2605 haptic feedback, AXP2101 PMIC, and 940mAh battery for wearable LoRa projects.

[Details](https://openhardware.directory/devices/lilygo-t-watch-s3-plus) | [Markdown](https://openhardware.directory/devices/lilygo-t-watch-s3-plus/md)

## LILYGO T-Deck Pro

ESP32-S3 keyboard terminal with 3.1" e-paper touchscreen, LoRa SX1262, GPS, BHI260AP AI IMU, PCM5102A/ES8311 audio, 1400mAh battery, and optional 4G LTE (A7682E) for off-grid terminal applications.

[Details](https://openhardware.directory/devices/lilygo-t-deck-pro) | [Markdown](https://openhardware.directory/devices/lilygo-t-deck-pro/md)

## LILYGO T-Lora C6

LILYGO T-Lora C6 is a compact LoRa development board combining the ESP32-C6 module with SX1262 radio, supporting Wi-Fi 6, Bluetooth 5 LE, Zigbee, Thread, and sub-GHz LoRa communication.

[Details](https://openhardware.directory/devices/lilygo-t-lora-c6) | [Markdown](https://openhardware.directory/devices/lilygo-t-lora-c6/md)

## LILYGO T3 S3 E-Paper

LILYGO T3 S3 E-Paper is an ESP32-S3 LoRa development board with a 2.13-inch 250×122 e-paper display (DEPG0213BN), 4MB flash, 2MB PSRAM, WiFi, BLE 5, SX1262 LoRa transceiver, and LiPo battery support.

[Details](https://openhardware.directory/devices/lilygo-t3-s3-epaper) | [Markdown](https://openhardware.directory/devices/lilygo-t3-s3-epaper/md)

## Heltec WiFi LoRa 32 V4

ESP32-S3 based LoRa development board with built-in 0.96" OLED display, SX1262 LoRa transceiver, WiFi, BLE 5.0, USB-C, and LiPo battery charging. One of the most popular boards for Meshtastic.

[Details](https://openhardware.directory/devices/heltec-wifi-lora-32-v4) | [Markdown](https://openhardware.directory/devices/heltec-wifi-lora-32-v4/md)

## Mesh Detect 2

Open-source ESP32-S3 device that detects FAA Remote ID drone broadcasts and BLE devices, reporting alerts over the Meshtastic LoRa mesh network. Uses XIAO ESP32-S3 + Heltec V3.

[Details](https://openhardware.directory/devices/mesh-detect-2) | [Markdown](https://openhardware.directory/devices/mesh-detect-2/md)

## TrackSenger

Compact Meshtastic-compatible LoRa communicator with push-button keyboard, built around the Heltec Wireless Tracker with ESP32-S3, SX1262 LoRa, GPS, and a 0.96" TFT display for off-grid mesh messaging.

[Details](https://openhardware.directory/devices/tracksenger) | [Markdown](https://openhardware.directory/devices/tracksenger/md)