Build a Smart IoT Air Quality Monitor for $24: PMS5003, OLED & Blynk

Build a Smart IoT Air Quality Monitor for $24: PMS5003, OLED & Blynk Discover how to build a $24 Smart Air Quality Guardian with the Wemos D1 Mini, PMS5003 sensor, and 1.3-inch SSH1106 OLED display in this DIY IoT project! Monitor PM2.5, PM10, and VOC in real-time, sync data to the Blynk 2.0 portal, and compare your air quality to WHO, Delhi, Beijing, and London standards. This beginner-friendly tutorial covers the PMS5003 pinout, Wemos D1 Mini setup, wiring connections, and Arduino code, including the SSH1106 driver fix for the OLED white line issue. Comparison Screen, and Health Risk Screen with buzzer alerts for high pollution. Spray perfume to see VOC spikes on Blynk gauges! Get the code and parts to start monitoring air pollution today. Perfect for students, hobbyists, and tech enthusiasts looking to protect health with a low-cost IoT solution. Like, share, and subscribe to #DHKDUDE for more DIYProjects, SmartHome builds, and TechDemo videos! Drop your PM2.5 readings in the comments and join the fight against air pollution. 0:00 – Intro 0:20 – Parts Used 1:40 – Wiring Connection 3:10 – Code Explanation 7:40 – Demo 7:40 – Boot & Screen Rotation 8:40 – Main & Trend Screens 9:40 – Blynk Sync 10:40 – Alerts & Health Risk 11:40 – Wrap-Up Download Sketch: https://drive.google.com/file/d/1-xfy... Keywords: DIY Air Quality Monitor, IoT Project 2025, PMS5003 Sensor, Wemos D1 Mini, Blynk 2.0, Air Quality Sensor, PM2.5 Monitor, Arduino IoT Project, OLED Display Project, Air Pollution Monitor Arduino Tutorial 2025 #IoT #AirQuality #DIYProjects #SmartHome #TechDemo #AirPollution #PM25 #PM10 #VOC #Blynk #WemosD1Mini #PMS5003 #OLED #RobuIn #GitHub #HealthRisk #AirQualityMonitor #DIYTutorial Connect with us here:   / dhkdude     / dhkdude     / dhkdude   https://www.dhkdude.com