On the topic of “drop lights”, an easy solution is to get a lamp socket and wire a length of electrical cord. Cut a round hole in the bottom of a 1-quart cottage cheese or yogurt container big enough for the lap socket. Use an LED bulb. Put the cover on he plastic container.
A droppable drop light that won’s scratch anything. As a bonus, it has a flat end so it can sit easily on any available surface.
Write-up here -> http://elder.ninja/blog/p/3659