In Don Y writes:

I'd be interested to know how efficient the system is -- watts in
vs. watts delivered to the LEDs. I suspect there are still
some issues (I know there have been some recalled products from
"dangerous overheating" -- which suggests too much lost in heat
in the process!)

Lie this one?

http://www.cpsc.gov/en/Recalls/2015/...lls-LED-Lamps/

- they claim to have sold 700,000 of them. My mind boggles.


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