Crossword Genius

Power source

Ross

There are a few possibilities for this:

Which length description are you looking for?:

4 7 9 4*

5,4

'power source' is the definition.
(I know that solar cell is a type of power source)

This is all the clue.

(Other definitions for solar cell that I've seen before include "Producer of electricity from sunlight" , "source of electricity" , "Device converting sunlight to power" , "Converter of sunlight to electric power" , "source of power" .)

I've seen this clue in The Times.
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