I found my old D-cell Maglite in the attic, and have gotten it in my head that I want to convert it to LED. I don't have any D cells in the house though and do not know whether this light is a 3D or a 4D. How do I find out?
(On Maglite's anatomy page, both the 3D and 4D are claimed to be 31.3cm.)
(On Maglite's anatomy page, both the 3D and 4D are claimed to be 31.3cm.)
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