DIYmall 5 Pack HC-SR501 Pir Motion IR Sensor Body Module Infrared for Arduino sold2025 if the pfd side of

if the pfd side of the voltage is higher than 0

Accurate MeasurementMeasuring Range 30~130dBA

the output for the NPN open collector output type

Max Flow: 23

DIYmall 5 Pack HC-SR501 Pir Motion IR Sensor Body Module Infrared for Arduino sold2025 if the pfd side ofDIYmall 5 Pack HC SR501 Pir Motion IR Sensor Body Module Infrared for Arduino Product Features Using Potentiometer 105, output timing is from 0. 5S to 200S. Widely used in: Security Products,human body sensors toys,human body sensor lighting industrial automation and control, etc NOTE: On this retrigger jumper is a solder jumper, and you need solder it by yourself Pls note that there is no IR emitter in this module, the principle of PIR sensor is to