> For the complete documentation index, see [llms.txt](https://docs.senstream.com/senstream-researcher-ring-application-user-guide/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.senstream.com/senstream-researcher-ring-application-user-guide/senstream-research-ring.md).

# Senstream Research Ring

- [Introduction](https://docs.senstream.com/senstream-researcher-ring-application-user-guide/senstream-research-ring/introduction.md)
- [Senstream Research Ring Overview](https://docs.senstream.com/senstream-researcher-ring-application-user-guide/senstream-research-ring/senstream-research-ring-overview.md)
- [Ring Sensors](https://docs.senstream.com/senstream-researcher-ring-application-user-guide/senstream-research-ring/ring-sensors.md)
- [Ring LED States](https://docs.senstream.com/senstream-researcher-ring-application-user-guide/senstream-research-ring/ring-led-states.md)
- [Charging and Power Management Basics](https://docs.senstream.com/senstream-researcher-ring-application-user-guide/senstream-research-ring/charging-and-power-management-basics.md)
- [Connectivity](https://docs.senstream.com/senstream-researcher-ring-application-user-guide/senstream-research-ring/connectivity.md)
- [Finger Detection](https://docs.senstream.com/senstream-researcher-ring-application-user-guide/senstream-research-ring/finger-detection.md)
- [Run Times](https://docs.senstream.com/senstream-researcher-ring-application-user-guide/senstream-research-ring/run-times.md)
- [Data Handling](https://docs.senstream.com/senstream-researcher-ring-application-user-guide/senstream-research-ring/data-handling.md)
- [Sizing the Ring](https://docs.senstream.com/senstream-researcher-ring-application-user-guide/senstream-research-ring/sizing-the-ring.md)
- [Cleaning and Care](https://docs.senstream.com/senstream-researcher-ring-application-user-guide/senstream-research-ring/cleaning-and-care.md)
- [Product Marking](https://docs.senstream.com/senstream-researcher-ring-application-user-guide/senstream-research-ring/product-marking.md)
- [Update Firmware](https://docs.senstream.com/senstream-researcher-ring-application-user-guide/senstream-research-ring/update-firmware.md)