| Brand | Unbranded |
|---|---|
| Current Type | DC |
| Termination Type | Connector |
| Sensor Type | Electromechanical |
| Sensing Method | Motion |
| Country of Origin | United States |
Check the listing for details. 10 PCS HC-SR501 PIR Module Pyroelectric Infrared Motion Sensor Module Detecto.... Condition: New, Made in United States. Listed at 23.99 USD. WMYCONGCONG 10 PCS HC-SR501 PIR Module Pyroelectric Infrared Motion Sensor Module Detector for Security Use. HC-SR501 Motion sensor detector, when people approach to the sensor, its output is high, when people leave the sensor, its output is low.