10pcs KY-024 4pin Linear Magnetic Switches Speed Counting Hall Sensor Module for Arduino

Features:

 

1. has the signal output instructions.

2. single signal output.

3. effective signal output for low level.

4. sensitivity adjustable pure tone .

5. have the field cuts have signal output

6. circuit boards output switch quantity! (can be directly by SCM)

 

Package Incuded:

 

10 x KY-024 Hall Sensor Module