Assertion: flashlight's lumen | /r/HasProperty | ideal for reading a book
Facets:
value: up to 900 lumens
type: OTHER
Source sentences:
text: The light output (like the brightness and distance of the beam) can range from a modest 14 to 20 lumens (which is ideal for reading a book) up to 900 lumens, which is ideal for finding your way in the dark while you are camping.