If you are going the flashlight route here is nice option, SB Romisen R5 light, about 300 lumens out the front w/ 18650 cells..
http://www.shiningbeam.com/servlet/t...4-II-R5/Detail
2 lockblocks:
http://cgi.ebay.com/ws/eBayISAPI.dll...=STRK:MEWNX:IT
UF 3600mah batteries and charger:
http://cgi.ebay.com/ws/eBayISAPI.dll...=STRK:MEWNX:IT
all ship from usa.. total cost $85.00, would get an extra cell or 2..