Purchase Qty. Reference FOB Price
10-99 pieces US$0.80
100-999 pieces US$0.70
1,000+ pieces US$0.60
Product Description
HC-SR501 Adjustable PIR Module for Arduino Motion Sensor Human Body Induction Detector Features: 1. Automatic induction: When someone enters its induction limits, enter the high level, people leave the sensor range is automatically delayed off high. Output low. 2. photosensitive control ...