HiLetgo 3pcs AM312 Mini Pyroelectric PIR Human Sensor Module PIR Infrared IR Sensor Body Manual Motion Infrared IR Detector

Price: $0.08
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Product Features

Working voltage: DC 2.7-12V. AM312 Human Sensing Module: Based on passive body infrared technology digital intelligent automatic control products, high sensitivity, reliability, widely used in various types of automatic induction electrical equipment. Low power consumption and small size for easy embedded installation. Sensing range: ?100 degree cone angle, 3-5 meters; (depending on the specific lens) 

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