Assertion: led | /r/HasProperty | light source
Facets:
Source sentences:
text: The LED is a light source which uses semiconductors and electroluminescence to create light.
text: The LED is a light source which uses semiconductors and electroluminescence to create light.
text: The LED is a light source which uses semiconductors and electroluminescence to create light.
text: Therefore, LED is a light source, and it has many advantages such as energy efficiency, durability, smaller size etc.
text: LEDs are also suitable forbacklightingforLCDtelevisions and lightweightlaptopdisplays and light source