# 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.

**3 device listed.**

## Arduino Nano 33 BLE Sense Rev2

Sensor-packed Nano board with nRF52840 ARM Cortex-M4F at 64MHz, BLE 5.0, 9-axis IMU, microphone, temperature, humidity, pressure, light, and gesture sensors — designed for TinyML and edge AI projects in a 45×18mm form factor.

[Details](https://openhardware.directory/devices/arduino-nano-33-ble-sense-rev2) | [Markdown](https://openhardware.directory/devices/arduino-nano-33-ble-sense-rev2/md)

## Arduino Stella

Arduino's Ultra-Wideband (UWB) board with nRF52840 ARM Cortex-M4F, Truesense DCU040 UWB module, BLE 5.0, and NFC — enabling centimeter-accurate indoor positioning, asset tracking, and secure proximity interactions.

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

## Arduino Nicla Sense ME

Compact 22.86mm sensor module with nRF52840 BLE 5.0 and four Bosch sensors — 9-axis IMU with AI, barometric pressure, temperature/humidity, and gas/CO2 detection. Edge AI-powered environmental and motion sensing in a coin-sized package.

[Details](https://openhardware.directory/devices/arduino-nicla-sense-me) | [Markdown](https://openhardware.directory/devices/arduino-nicla-sense-me/md)