In today's video, I share a simple but smart DIY project: an automatic stair lighting system using Arduino. Whenever someone goes up the stairs, the lights will turn on automatically, making your staircase both stylish and safe. For this build, I used the following: 1. Arduino board for intelligent control 2. IR sensor to detect movement on the stairs 3. 6 LED lights (4V each) to illuminate every step 4. Connecting wires and basic hardware 5. 12v Battery Watch the Demonstration! See how the proj