inside a linear LED light with Samsung LEDs.
30:08
Inside a Samsung LED retrofit tube. (Older style?)
12:25
Rechargeable studio fill-light
19:47
Watch this before buying LEDs
18:48
Poundland lights unexpected feature and USB mod.
15:13
LED bulbs that flicker, and CFLs that almost never did
15:59
Fixing an ezOutlet with inappropriate components.
14:42
Light with a novel ceiling attachment system - with schematic
14:12