Features :

1. Digital Output Hall-effect sensor.
2. Operating voltage: typically 5V.
3. Output Current: 25mA.
4. It can be used to detect both the poles of a magnet.
5. The output voltage is equal to the operating voltage.
6. Operating temperature: -40°C to 85°C.
7. Turn on and Turn off time is 2 μsec each.
8. Inbuilt reverse polarity protection.
9. Suitable for Automotive and Industrial Applications.

Specifications:

1. Operating voltage: 5V DC.
2. Detector distance: 1CM.
3. Adjust the potentiometer, let the modules work normally.
4. Small and easy to use the module.
5. It comes with a Buzzer for metal detection indication.