Gikfun A3144/OH3144/44E/AH3144E Hall Effect Sensor Magnetic Detector for Ardu...

Description

Gikfun A3144/OH3144/44E/AH3144E Hall Effect Sensor Magnetic Detector for Arduino (Pack of 20pcs) EK1325
Color : black
Package Content : 20 x Hall Effect Switch Sensor
Superior Temp. Stability for automotive or industrial applications 4.5 V to 24 V operation, works with most unregulated supplies open-collector 25 mA output, compatible with digital logic reverse battery protection activate with small, commercially available permanent magnets solid-state reliability small size resistant to physical stress.