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Rotary encoder module for Arduino KY-040
Rotary encoder module for Arduino and other microcontroller projects
This module uses a 30 position rotary encoder with push switch.
The rotary encoder works by having 2 switches (A&B) for each position that are slightly offset, indicating the direction of rotation by detecting if "A" switches before or after "B".
Voltage : 5VDC
Size 19x15mm
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