OOD!
Price: $5.00

Quantity:
what's the best way to detect the magnet? Use anther magnet. But it's not sensitive enough. You have to feel it by youself.Right. This magnetic sensor knows whether there is a magnetic object nearby or not. And it correctly tells you through ditigal output.See below picture for a quick demo!

|Features|
  • Wide voltage range from 3.3V to 5V
  • Standard assembling structure (Times-of-5mm Center distance between two 3mm mounting holes)
  • Easily recognitive interfaces of sensors ("A" for analog and "D" for digital)
  • Icons to simplely illustrate sensor function
  • High quality connector
  • Immersion gold surface
|Specification|
  • Supply Voltage: 3.3V to 5V
  • Indicator LED on board
  • Interface: Digital
  • Size:22x30mm (0.9x1.2in)
|Documents|
|ShippingList|
  • Digital magnetic sensor x1
  • Digital cable x1