Electronic component that detects the presence and movement of humans or animals by measuring changes in the infrared radiation emitted by their bodies.
| Feature | Low-Voltage DC Modules (e.g., Arduino/DIY) | High-Voltage AC Modules (e.g., Light Switches) |
|---|---|---|
|
Operating Voltage
|
DC 5V – 24V | AC 85V – 265V |
|
Sensing Distance
|
1 to 8 meters (often adjustable) | 3 to 8 meters |
|
Sensing Angle
|
60° to 120° (cone shape) | 110° to 120° |
|
Delay Time
|
Adjustable (e.g., 30s to 10 minutes) | Default 45 to 60 seconds |
|
Load Capacity
|
Around 3A to 6A current maximum | Supports 3W to 100W lamps |
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