Home Question Answer What are the two sensors in the Wiz LDR Proximity Sensor? What are the two sensors in the Wiz LDR Proximity Sensor? The Wiz LDR Proximity Sensor has LDR1, which is a brightness sensor, and LDR2, which is a darkness sensor. Related Questions How does an LDR work? What are the two sensors in the Wiz LDR Proximity Sensor? What is the purpose of LDR1 in the Wiz LDR Proximity Sensor? What is the purpose of LDR2 in the Wiz LDR Proximity Sensor? How does the Wiz LDR Proximity Sensor act as a “Color Detector”? How are LDRs used in light up toys? What is the benefit of using LDRs in automatic lights? How are LDRs utilized in night lights? Load More