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SparkFun Electronics Optical Detector / Phototransistor - QRD1114

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$2.95

$ 0 .99 $0.99

In Stock
  • Can be used to detect nearby objects (.5-1cm).
  • Skill Level: Assembled and Tested


Description: This sensor uses an infrared emitted diode combined with an infrared phototransistor to detect the reflected infrared signal. Ideal for sensing black-to-white transitions or can be used to detect nearby objects (.5-1cm).