HC-SR501/SR505/AM312 PIR Motion Sensor Kit Adjustable Infrared Pyroelectric Detector Sensor Module with Bracket DC 2.7-12V

High-concerned chemical：None isCustomized：Yes Theory：Hall Sensor Material：Mixture Type：Biosensor Output：Digital Sensor Origin：Mainland China Use：Position Sensor

High-concerned chemical: None isCustomized: Yes Theory: Hall Sensor Material: Mixture Type: Biosensor Output: Digital Sensor Origin: Mainland China Use: Position Sensor