Originally posted by Steve O: I'd look at Zebralight. The may just be 18500 and AA (I try to have everything in AA) but seem to remember CR2. Excellent headlamps.
Originally posted by ranger 3: I like using AA's because of the cost.
Originally posted by ozy clint:standardising my electronics to AA has been awesome. it saves me weight and money and adds the versatility of poaching batteries from other devices when required.