Someone in another thread recommended Magicshine (1000 lumens!) which seems similar to the Lupine in that it has an external battery. Others mount flashlights (fenix, example at ecovelo.info), light mini reviews at
http://www.peterwhitecycles.com/ ... personally I have not found a compact, bright, takes AA (I recharge mine), and blends into the bike. But if you just need something practical, get the TwoFish mount and put a flashlight on the handlebars.