Features:

100% Brand new and high quality.
Specifications:
Material: Electronic components + PCB
Size: About 31 * 19 * 29mm / 1.22" * 0.75" * 1.14"
Main color: Black
Working voltage: 5V
Pulse circle: 20
By rotating the rotary encoder can be counted in the positive direction and the reverse direction during rotation of the output pulse frequency, unlike rotary potentiometer count, this rotation counts are not limited. With the buttons on the rotary encoder can be reset to its initial state, that starts counting from 0.
 

Package Included:
1x Rotary Encoder Module KY-040
 

Note:
1.Please allow a little size error due to manual measurement.
2.Please be reminded that due to lighting effects and monitor‘s brightness/contrast settings etc, the color tone of the website‘s photo and the actual item could be slightly different.