50 STCK. HC-SR501 Pyroelektrisches Infrarot PIR Bewegungssensor Detektor Modul
51,91 €
Trigger: L can not be duplicated, H can be repeated, the default value of H. Sense of region, or for the security zone automatic lighting, lighting and alarm systems. automatic induction: when a person enters the sensing range of input high level, people leave the sensing range will automatically delay the closing high level.
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