Observe the magnetic field integrity and polarity in the air with the 3144E Hall Effect Sensor. Also, adjust the RGB LED colours easily.
Project tutorial by Kutluhan Aktar
Make your room untouchable while you are not in it by using an Arduino and two HC-SR04 sensors.
The device will keep you safe. Just have to click a button and your precise location will be shared.
Project tutorial by Patel Darshil
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