10pcs 8605-2 Switch Human Body Infrared PIR Pyroelectric Sensor Fresnel Lens

10pcs 8120-5 PIR Lens Human Infrared Sensor Fresnel Lens Pyroelectric Sensor

2PCS HC-SR501 Pyroelectric Infrared PIR Motion Sensor Detector Module M17

10pcs RE200B 200B PIR INFARED NICERA Human Body Infrared Pyroelectric Sensors

10pcs 2915 Human Body Pyroelectric infrared Sensing Sensor PIR Fresnel lens

New 12V PIR IR Pyroelectric Infrared Module Adjustable Relay Output Sensor TOP

10pcs 8120-2 PIR Human Infrared Sensor Fresnel Lens Corridor Induction Lamp

10PCS 8002-2 White Infrared Q0037 High Sensitivity 23.3mm PIR Fresnel Lens