10Pcs DC 3.3V-5V KY-003 Hall Effect Sensor Module 3144E A3144 Hall Effect Magnetic Sensor(Pressure sensors) auspowers_batchtwo Better than use fingers: capacitive It s a perfect cocoon Size:1.7-Liter B076CM2RZ9

Better than use fingers: capacitive stylus pen has better sensitivity and accuracy than fingers and will not leave any fingerprints on the screen

To change the running direction of the motor

you can select signal and without plug/replug cables or using the music player any more

It allows you to test from the front of the car to the rear without constantly searching for a suitable ground

Hand washing of the top is recommended to maintain bright finish

10Pcs DC 3.3V 5V KY 003 Hall Effect Sensor Module 3144E A3144 Hall Effect Magnetic Sensor(Pressure sensors) auspowers_batchtwo Better than use fingers: capacitive It s a perfect cocoon Size:1.7 Liter B076CM2RZ9 Better than use fingers: capacitive stylus pen has better sensitivity and accuracy than fingers and will not leave any fingerprints on the screen To change the running direction of the motor