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Product Features:

  • Color: Red
  • Material: PCB + Brass
  • The obstacle detection
  • Black and white line detection
  • Using infrared reflection sensors
  • Detection distance: 1mm to 8mm, focus distance is 2.5mm
  • The comparator output, signal waveform, driving ability is strong, for more than 15mA
  • With many adjustable precision potentiometer to adjust sensitivity
  • The working voltage is 3.3V to 5V
  • Output form: Digital switch output (0 and 1)
  • Has a fixed bolt hole, convenient installation
  • Small board PCB size: 23 x 12 x 10 mm / 0.91 x 0.47 x 0.39 inch
  • Use of wide voltage comparator LM339
  • Module functions is introduced: Infrared emission diode constantly launch infrared sensor, the infrared ray is emitted when the intensity of reflected back has not been reflected or but is not big enough, the light activated triode has been in the off state, the output end of the module at this time for the low level, indicating diode has been put out state; Detected objects appear within the scope of testing, infrared light is reflected and strength is enough big, light activated triode saturation, at this time the output of the module for the high level, indicating to light diode
  • Forum link:
  • Dimensions: 58 x 36 x 12 mm / 2.28 x 1.42 x 0.47 inch
  • Weight: 18 g / 0.63 oz

Package Contents:

  • 1 x 4-Way Tracking Obstacle Avoidance Sensor Module
  • 4 x Small Connector Board
  • 12 x Dupont Lines
Available Shipping Method Tracking NO. Estimated Delivery


1) Estimated delivery time includes processing time and actual shipping time. Normally our processing will take 1-2 working days.

2) Estimated Delivery Time shown above is only for reference, since actual delivery time depends on shipping service selected, delivery schedule and local customs clearance time, especially during peak periods.

3) Shipping Costs shown include fuel surcharges and may change a bit due to the fluctuation of currency exchange rates.

4) For the order with only one item (only one item):

a. if your item is less than 20USD and need registered freight, you need to pay certain upgrading fee.
b. if your item is more than 20USD, our system will ship your item with tracking number automatically free of charge.

5) For the order with multiple items (multiple items):

a. if most items' price is more than 20USD in one order, we will send the parcel with tracking number for free.
b. if most items in one order is low value with reasonable weight and size, our Checkout process is able to identify such order giving free registered freight on it.
c. if most items in one order are low value but with relatively high weight (i.e. Value: Weight ratio is not in reasonable range), we will charge certain discounted upgrading fee if you need tracking number.

Custom Tax

A. Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer's responsibility.

B. Please check with your country's customs office to determine what these additional costs will be prior to buying.

Return Policy

All the cell phones you bought from come with 6-month warranty and all the items we offer have a 3-month warranty. See additional details, please refer to our Shipping & Returns or our FAQ Return Policy.

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