乐透乐彩票网址是多少

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乐透乐彩票网址是多少

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Automatic Room Light And Security Alarm circuit Using PIR Motion Sensor

Automatic Room Light And Security Alarm circuit Using PIR Motion Sensor

乐透乐彩票网址是多少  automatic wash room light using pir motion detector and automatic light security alarm circuit using pir sensor. in this circuit pir (passive infrared ) motion sensor is used which is used as motion detector. when any person, animal or any object comes in the range of the sensor. then automatic light switched on. this can also used in automatic […]

乐透乐彩票网址是多少

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