Another boost for the eternaLight. While writing this, I have one by my side. They're great lights for short to medium distances. They're very rugged too.
Excellent report, DesertFox. What's truly impressive is that you studied the instruction manual so quickly and thoroughly, that you were able to select and apply the correct flashlight signal to the train's operator in sufficient time to save the day!
Re: Foursevens Preon Penlight (XP-G2, 2xAAA) Review: RUNTIMES, BEAMSHOT, VIDEO and
Great review, as always! Thanks!
A question regarding high mode and the use of lithium or rechargeable cells: would these cells damage the LED if run on high mode for extended times? Or another way of putting...
I haven't read the whole thing, but you might get some info here: http://auto.howstuffworks.com/car-driving-safety/safety-regulatory-devices/red-light-camera.htm
Also, try using Google with a few search queries.
I started carrying a 1 AAA cell Mag Solitaire light (incandescent bulb) on my key ring maybe 15 years ago. It was extremely dim and had a very short battery life; nonetheless, it has saved my bacon a number of times finding door locks and the like.
About 3 years or so ago, I upgraded to the...