[DerkPerk]

I've got this Cyclops unit. Its pretty light and compact. Throws a real nice beam. It also has a low light switch for use more as a flashlight in close quarters. Rechargeable too.
http://www.cabelas.com/product/Cyclops-reg-Sirius-Spotlight/1397767.uts?productVariantId=3265940&srccode=cii_17588969&cpncode=45-82229542-2&WT.tsrc=CSE&WT.mc_id=GoogleProductAds&WT.z_mc_id1=03519093&rid=20