LED flashlight. Flashlights based on high-power white light emitting diodes (LEDs) have become widely available. Compared to conventional lightbulbs, LEDs are more efficient, have longer battery life and are more durable. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Turtle Rock Scientific LLC |
Taille de l’image : | 6912 px × 4578 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |