10Pcs TCRT5000L TCRT5000 Reflective Optical Sensor Infrared IR Switch infrared

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

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

10pcs Sensor Infrared induction Fresnel Lens HDPE Plastic Dome

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

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

10pcs 8120-3 Sensor Infrared induction Fresnel Lens HDPE Plastic Dome

Sharp GP2Y0A710K0F IR Range Sensor/Infrared Proximity 100-550cm distance