AI‑Thinker RD‑04 Motion Sensing Module
Brand: Generic
Features
Radar operates at 10.525 GHz X-band frequency
Compact DIP package with standard pin header
Integrated digital detection and processor onboard
Real-time motion output of target detection
Supports I²C bus configuration for control
Pulse power mode enables ultra-low consumption
Optional photosensitive drive connection supported onboard
Up to 6.5 m maximum detection range
About this item
The RD-04 is a compact motion-sensing radar module developed by Shenzhen Ai-Thinker Technology Co., Ltd. It uses X-band radar technology (centered at ~10.525 GHz) to detect human presence and motion by sensing micro-movements in its field of view. The module integrates radar transmission, reception, signal amplification, and digital processing into a small, low-power board designed for embedded and IoT projects. It is useful for smart lighting, security, and other presence-triggered applications.
Specifications
| Model number | Rd2-04 |
|---|---|
| Number of Memory Sticks | 1 |
| Item Weight | 70 g |
| Product Dimensions | 5 x 5 x 5 cm; 70 g |
| Included Components | AI-Thinker RD-04 Motion Sensing Module |
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