Human Sensor Gen1(1-Series、LD2410C)

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Here is an addendum to the 1U document

The hardware of the Series 1 body sensors is based on a combination of the ESP32-S2 or ESP32-C3 and the LD2410B or LD2410C.

The basic connections and and firmware updates in this can be found in the main documentation website: https://www.screek.io/1u/

Some relevant documentation is added here.

They branch out into multiple models mainly for different form factor

News

Name	Created time
The new HLKRadarTool, with easier parameter adjustment, will be released soon.	Jul 12, 2025 1:06 PM
1W Feb 24 batch part of radar anomaly issue with 100% energy value and constant dynamic switching.	Jul 12, 2025 1:06 PM
Some explanations of parameter adjustment in HLKRadarTool for Human Sensor Gen1(1u, 1w, 1m, 1ms) ,Same as LD2410	Jul 12, 2025 1:06 PM
1M,1MS Add online tool for restore factory firmware, configure WIFI, view log	Jul 12, 2025 1:06 PM
1U Recovering firmware using an online tool	Jul 12, 2025 1:06 PM
Gen1 (LD2410C) Some updated LD2410C firmware will be affected: After updating to the new LD2410C firmware, daylight reading may change to 0 in low light.	Jul 12, 2025 1:06 PM
Human Sensor 1WX( housing improved version of 1W) Update	Jul 12, 2025 1:06 PM
Talking with HLK senior developers about the HLKRadarTool APP setup for the 1U series radar module (LD2410C) and the new firmware program for the LD2450	Jul 12, 2025 1:06 PM

Docs

Real-Time FAQ HLKRadarTool APP FAQ Beta Firmware: 1 Series Sensors (1U, 1W, 1M, 1MS)

Tips

HLKRadarTools Feature: Noise Detection

Advanced

🧰Factory Firmware: 1 Series Sensors(1W)🧰Restore Factory Firmware For 1M、1MS 🧰Restore Factory Firmware For 1U

Resources

💡

Here are some additional public resources for those who want more information that can be used to facilitate more details about radar sensors related.

LD2410 Manual By Hilink, Share By glueyfeathers@HA Community:

HLK-LD2410 Manual EN v1.06.pdf1887.7KB