the beams excatly the same no different at all. they probably last longer then the dry cell if you have the same amp battery. The 22amp is the 1 to get last all night lamping. but i have been told the connection bit goes, wait a few month and im sure there will be a new 1 come out with a better connection
negative.......your very wrong me and 3 other lads i hunt with all went to lithuim......after maybe a months use the beam on the battery is affected dramatically.......infact i wrote a formal letter to deben.explaining this...with a reply from deben sayin they have had numerous letter