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. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Turtle Rock Scientific LLC |
Bildgröße: | 6912 px × 4578 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |