IR Infrared 4 Channels Obstacle Avoidance Sensor Module for robot intelligent tracking and black and white line recognition

• 1. Working voltage: DC 3.3 V to 5 V 

• 2. The working current: try to choose more than 1
  a power supply 

• 3. The working temperature: - 10  - + 50  

• 4. Install the aperture: M3 screws 

• 5. The detection distance: 1 mm and 60 CM is adjustable,
  the closer distance performance is more stable, white
  reflection point farthest. 

• 6. Size: the central plate 4.4 mm x 4.0 mm x 12 mm
  (length x width x height) 

•     Small plate forward 25 mm x 12 mm x 12 mm
  (length x width x height) 

  
  

  Package include:
  1 x Tracking module set