SainSmart Hall Effect Sensor Switch Magnetic Detector for Arduino UNO R3 Motor
<p><b style="color: #D84600">Features: </b><br> <br> * signal output indication <br> * single channel signal output <br> * output effective signal is low level <br> * sensitivity adjustable <br> * when there is Magnetic field cutting there is signal output <br> * Circuit board output switch quantity(can connect MCU directly) <br> * can be used in such occasions as Motor speed/location detecting<br> * Size: 32mm X 14mm<br> * There is mounting screw holes of 3mm<br> <br> <b style="color: #D84600">Directions: </b><br> <br> * main chip: LM393, Hall sensor<br> * +: positive power supply 3.3-5V; <br> * -: power supply is negative; <br> * DO: digital output module, the output low magnetic induction; <br> * AO: Hall voltage output in real time.<br> <br> <b style="color: #D84600">Package list:</b><br> <br> 1 x SainSmart Hall Effect Sensor Switch Magnetic Detector Module<br> 4 x Dupont Wires</p>