# 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.

**2 device listed.**

## LILYGO T-SIM7670G S3

ESP32-S3-based development board with SIM7670G LTE Cat-1 modem, integrated GPS, Wi-Fi, Bluetooth 5, MicroSD, solar charging input, and 16 MB flash for high-performance IoT and asset tracking applications.

[Details](https://openhardware.directory/devices/lilygo-t-sim-7670g-s3) | [Markdown](https://openhardware.directory/devices/lilygo-t-sim-7670g-s3/md)

## LILYGO T-Vending

ESP32-S3-WROOM-1 development board with MAX13487E RS-485 transceiver, T-PCIE SIM expansion slot, Grove connector, WiFi, and BLE — designed for vending machine control and industrial RS-485 communication applications.

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