Overview
A Passive Infra-Red (PIR) sensor as you would find in your alarm sensors, they are very handy for occupancy sensing and also as mentioned alarm systems. Do check out our HC-SR501 bracket for this sensor
Specifications
Voltage: DC 4.5-20V
Level output: High 3.3 V /Low 0V
Sensor Angle: <100 ° cone angle
Operating Temp: -15-+70 degrees
Sensor: HC-SR501
Datasheet: Click to Download