Neu 5,8 GHz Mikrowelle Radarsensor 6-9 m Smart Switch für Zuhause/Steuerung 3,3-20 V
1,58 €
Microwave sensors using planar antenna and receiving echo. Widely used in lighting situations,anti-theft alarm situations. The switch is active sensors. It will get best probe result if person or object when moving toward the sensor.
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