LED hourglass
thingiverse
LED Hourglass, which starts anew when turned, just like a real hourglass. Additionally is still needed: DIY DC 5V Blue LED Electronic Hourglass Speed Adjustable Electronic Kit: https://www.ebay.com/itm/DIY-DC-5V-Blue-LED-Electronic-Hourglass-Speed-Adjustable-Electronic-Kit-AHS/302736611173 LiPo Lion Micro USB Lademodul 5V: https://www.ebay.com/itm/5x-LiPo-Lion-Micro-USB-Lademodul-5V-1A-18650-Battery-Mit-Schutzschaltung-LIPO/263782499558 (must be fixed with the LEDs facing the outer wall with glue gun) LIPO battery 3.7V 100maH or larger: https://www.ebay.com/itm/3x-Hubsan-GY-LIPO-Batterie-3-7V-380MAH-W7B9/192600687300
With this file you will be able to print LED hourglass with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on LED hourglass.