ITEM NAME:1pc hc-sr501 small pir sensor module pyroelectric infrared body motion sensin Kw.It can be applied to the interval detection products. Two trigger modes: L is not repeatable, H is repeatable. Can be jumper selected, the default is H. 1Pc x HC-SR501. Output low. Output high-level signal: can be easily with various types of circuits to achieve docking.
