Almost all inexpensive commercial LED flashlights use a 4.5V power supply—three AA or AAA batteries—because white LEDs require 3.3 to 3.5V to fully turn on. Thus ...
There's a lot to like about this low-cost LED light bulb -- but how good is it on dimmer switches? Ry Crist Former Senior Editor / Reviews - Labs Originally hailing from Troy, Ohio, Ry Crist is a ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results