KY 040 Rotary Encoder Module 360 Degree 5 PCS with Knob Cap Brick Sensor Development Board for Arduino including E Book

✅Package Included: 5 x KY-040 360 Degree Rotary Encoder Module; 5 x Encoder Knob Cap. ✅General Parameters: Model: KY-040, Working Voltage: 5V, One round number of pulse: 20. ✅Encoder Key With the key on the rotary encoder, you can reset to the initial state, that is, counting from 0. ✅Widely Application: Best choice for stepper and servo motor control. You could also use it to control devices like digital potentiometer. ✅No Limited Rotation Counts: The rotary encoder can count the number of pulse output during rotation in the positive direction and reverse direction through the rotation and this rotation counts are not limited.