# 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.

**10 device listed.**

## LILYGO T-Echo

nRF52840 + SX1262 LoRa + L76K GPS all-in-one board with 1.54-inch e-paper display, 850mAh battery, Thread, Zigbee, and BLE 5.0 — runs Meshtastic, SoftRF, and custom NRF firmware out of the box.

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

## LILYGO T-Beam Supreme

Upgraded T-Beam with ESP32-S3FN8, QMI8658 6-axis IMU, LoRa SX1262, dual GPS options (L76K or u-blox), SoftRF firmware support, and multi-frequency bands for Meshtastic and aircraft tracking.

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

## LILYGO T-TWR Plus

Enhanced ESP32-S3 two-way radio board with SA868 UHF/VHF module, L76K GNSS, 1.3" OLED, AXP2102 PMIC, WS2812 RGB LED, TF card, and PPT button for APRS and walkie-talkie applications.

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

## LILYGO T-Echo Plus

Enhanced T-Echo with nRF52840, SX1262 LoRa, L76K GPS, BHI260AP IMU, 2400mAh battery, 1.54-inch e-paper display, vibration motor, buzzer, and 1/4-inch mount — Meshtastic-ready with extended runtime.

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

## LILYGO T-Echo Lite

Simplified T-Echo with nRF52840, SX1262 LoRa, and optional L76K GPS — a low-cost, low-power LoRa node and Meshtastic-compatible board for off-grid mesh networking.

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

## LILYGO T-TWR Rev2.1

LILYGO T-TWR Rev2.1 is an ESP32-S3 based programmable walkie-talkie board featuring the SA868 UHF/VHF radio module, GPS, OLED display, and battery support for amateur radio applications.

[Details](https://openhardware.directory/devices/lilygo-t-twr-rev2-1) | [Markdown](https://openhardware.directory/devices/lilygo-t-twr-rev2-1/md)

## LILYGO T-Display P4

High-performance ESP32-P4 development board with dual-core 360MHz RISC-V, 4.1" AMOLED or 4.05" TFT touchscreen, 2MP camera, SX1262 LoRa, GPS, 9-axis IMU, and ESP32-C6 for Wi-Fi 6 and Bluetooth 5.

[Details](https://openhardware.directory/devices/lilygo-t-display-p4) | [Markdown](https://openhardware.directory/devices/lilygo-t-display-p4/md)

## 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)

## Heltec Capsule Sensor V3

Ultra-compact IP65 waterproof LoRa sensor capsule with ESP32-S3, SX1262 LoRa, GNSS, temperature/humidity, barometric pressure, and 3-axis accelerometer. Meshtastic-compatible with 250mAh battery and over 1 year battery life.

[Details](https://openhardware.directory/devices/heltec-capsule-sensor-v3) | [Markdown](https://openhardware.directory/devices/heltec-capsule-sensor-v3/md)

## Heltec Mesh Node T114

Compact nRF52840 + SX1262 LoRa development board with BLE 5.0, optional 1.14" TFT display and L76K GPS module. Designed for Meshtastic mesh networking, LoRaWAN, and battery-powered IoT deployments with ultra-low 11uA deep sleep current and solar panel support.

[Details](https://openhardware.directory/devices/heltec-mesh-node-t114) | [Markdown](https://openhardware.directory/devices/heltec-mesh-node-t114/md)