Specification:
Non-contact Switch.
Model: KY-003.
Working voltage: DC 5V.
Package Content:2PCS.

Feature:
Small size and high sensitivity. Fast response temperature and good performance. Precision and high reliability.
Using technology to produce magnetic semiconductor integrated circuit, which is determined by the voltage regulator, Hall voltage generator, differential amplifier, Schmidt trigger, temperature compensation circuit and the collector electrode open circuit output stage consisting of magnetic sensing circuit, the input for the magnetic flux density, the output is a digital voltage signal.