infrared proximity sensor

• SainSmart HC-SR04 Ranging Detector Mod Distance Sensor (Blue)

  

  Go to see$2.99

• Infrared Proximity Sensor Long Ranges GP2Y0A02YK0F 20-150CM Replace For Sharp

  

  Go to see$9.99

• Contech StayAway Motion-Activated Pet Deterrent

  

  Go to see$34.80

• LJ30A3-15-J/EZ 90-250VAC 300-400mA 15mm Sensor NO 2 Wires Proximity Switch

  

  Go to see$9.79

• Solar Two Directional 36 Bright White LED Security Flood Light with Motion Activated Sensor

  

  Go to see$32.99

• Sensor Switch CMR-PDT-9

  

  Go to see$79.99