product description:
HC--SR501 Body Sensor Module;
The human body sensor lighting industrial automation and control, etc.Ideal for Arduino, Raspberry Pi, PIC and more.;
The automatic sensor: to enter the sensor output range is high, people leave the sensor range of the automatic delay off high, output low;
Operating voltage range: DC 4.5-20V;
Board Dimensions: 32mm*24mm
Package Content : 5 x Human Body Sensor Module
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