Dawn till dusk lantern Led bulbs.
In article ,
The Natural Philosopher wrote:
On 31/10/16 13:44, charles wrote:
Because they operate at a higher temperature and are more efficient
Because they operate at a higher temperature and are *therefore* more
efficient and have a less reddish light.
I thought Dave might have been ble to work that out for himself.
--
from KT24 in Surrey, England
|