> For the complete documentation index, see [llms.txt](https://kb.linknlink.com/kb/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://kb.linknlink.com/kb/smart-home-devices/emotion-series.md).

# eMotion Series

- [eMotion Pro](https://kb.linknlink.com/kb/smart-home-devices/emotion-series/emotion-pro.md)
- [eMotion Ultra](https://kb.linknlink.com/kb/smart-home-devices/emotion-series/emotion-ultra.md): This installation guide covers eMotion, eMotion Pro, eMotion Max and eMotion Ultra.
- [Ultra Too Sensitive? Always Showing Someone?](https://kb.linknlink.com/kb/smart-home-devices/emotion-series/emotion-ultra/ultra-too-sensitive-always-showing-someone.md)
- [eMotion Comparison](https://kb.linknlink.com/kb/smart-home-devices/emotion-series/emotion-comparison.md)
- [eMotion2MQTT (HA)](https://kb.linknlink.com/kb/smart-home-devices/emotion-series/emotion2mqtt-ha.md): If you need to connect a device to Home Assistant, please follow the steps below to configure MQTT.
- [Add IR for HA](https://kb.linknlink.com/kb/smart-home-devices/emotion-series/add-ir-for-ha.md): "Add IR for HA" Download Failed
- [Backup remote](https://kb.linknlink.com/kb/smart-home-devices/emotion-series/backup-remote.md)
- [Radar Module](https://kb.linknlink.com/kb/smart-home-devices/emotion-series/radar-module.md): Next-Gen 60GHz mmWave Radar Module Evolution
- [Firmware Update](https://kb.linknlink.com/kb/smart-home-devices/emotion-series/firmware-update.md): Manually Update firmware of eMotion Sensor
- [MQTT Connection Troubleshooting](https://kb.linknlink.com/kb/smart-home-devices/emotion-series/mqtt-connection-troubleshooting.md): Verify credential format, broker health, and network reachability so your LinknLink device can reliably connect to Home Assistant (HA) via MQTT.
- [FAQ](https://kb.linknlink.com/kb/smart-home-devices/emotion-series/faq.md)