The addition of LEDs are enableing designers to do so much more than before. These teeny tiny low heat, long lasting bulbs work for many new applications that the larger bulbs would never fit into or cause problems, due too higher heat emitting light bulbs.
Source Revlon
Revlon has jumped on board with their new tweezers that use a single LED light bulb to assist you in your daily beautifying. Introducing Revlon’s Spotlight Tweezer with LED Technology, the use of a bright light while tweezing helps to provide exceptional accuracy while tweezing under any lighting conditions.
Source:
http://www.lightpublic.com/lighting-videos/revlon-introduces-tweezers-with-led-technology/