More ideas from Łukasz
Żarówka, która świeci się nawet bez prądu - Artykuły -

The SmartCharge LED lightbulb includes technology that keeps the room lit in the event of a power outage, and can even determine whether someone has just turned off the light at the switch, or there's been an actual power failure.

Big Builder 3D Printer Unveiled: #3dPrinteresting

Builder Printers Launches the Big Builder: 26 Inch Z-axis Build Size