1PCS Hall/Button/Switch/Sensor KY-003/004/006/008/016/018/022/023/024/037/040 DIY Module KY-016 KY-022 KY-037 KY-040 For Arduino
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1PCS Hall/Button/Switch/Sensor KY-003/004/006/008/016/018/022/023/024/037/040 DIY Module KY-016 KY-022 KY-037 KY-040 For Arduino