Electronic hourglass with LEDs. This circuit simulate the movement of the sand in an hourglass, and it must be powered at 5 Volt DC.
*After assembling the kit I realized the presence of extra three LEDs and one capacitor.
LINKs for LED Hourglass:
► More videos: https://www.youtube.com/user/Stefano91ste
►Music: Devotion by VEXENTO
WARNING: This video is only for demonstration. I don’t take any responsibility for damage to things, people and animals.
► My equipment:
Panasonic HC-V180 (Main Camera)
iPhone 6 (Secondary Camera)