Adafruit VCNL4020 Proximity and Light Sensor Proximity and lux measurement over I2C by Liz Clark published November 06, 2023, last edited July 08, 2025 last major update March 08, 2024 posted in Adafruit Products Sensors/ Light Sensors/ Proximity Arduino Compatibles CircuitPython Save New Favorite × Please sign in to include this guide in your list of favorites. You will be redirected back to this guide once you sign in, and can then save this guide as one of your favorites. Link Note Download Overview Pinouts CircuitPython and Python Python Docs Arduino Arduino Docs WipperSnapper Downloads Single page Feedback? Corrections? Text View Guide Products view all Your browser does not support the video tag. Primary Adafruit VCNL4020 Proximity and Light Sensor - STEMMA QT / Qwiic $5.95 Add to Cart View product details 4 Beginner Product guide Python Docs Page last edited November 01, 2023 Text editor powered by tinymce. CircuitPython and Python Arduino