LED lamp (30 dic 2014 anni – 20 feb 2018 anni)
Descrizione:
2014, Nick Holonyak first invented the LED lightbulb.
LED light was the most current invention of light. It can last more than 100,000 hours and
Energy: (Electricity, Heat)
Aggiunto al nastro di tempo:
Data:
30 dic 2014 anni
20 feb 2018 anni
~ 3 years
Immagini: