RPI-1031 four direction sensor, 4 angle sensor, direction sensor
Based on optics principles, its interior has 1 LED ,2 photosensitive receiving triode; and the other side has one cylindrical shade.
Optical principle: There are one infrared LED and two photosensitive triode receiver and a cylindrical shade inside as picture.
The status of RPI-1031 is controlled by cylindrical shade between infrared LED and receiver.
Package Include: 2 x RPI-1031 Angle Sensor Module 4DOF Attitude HM For Arduino(If the number of products received is incorrect, please contact us . we will refund or give you a replacement)
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