Do HID ights get hot ? That would be an issue if doing water crossings, LED ones would be seled beams and wouldn;t ge hot.
LED ones (the best ones I've seen easily available here are from EDI-T - see bottom opf this page
Tactical Torches
with related link). Evan runs that join and he's avery helpful fella.
These LED lights have good spot but also a very good spill beam which is what you want. Its not the Kanagaroo 2kms up the road you need to worry about, it's the one hiding in the fresh pick alongside the road thats about to jump in front of you.
The otehr BIG advanathe opf LED lights is the lwo currnt dr This would be perfct solution for vehciles with low powered alternators or even, gasp, generators iek series landies.