Thanks for the replys some great info :thumbsup:
i 'm go to use the bi pin holder made by fivemega what other bulbs could i use with 2 18650 and 1 dummy cell in a Megalennium body? this is more a back up bulb oh i,m useing the aw muilt stage soft start switch some thing cheap maybe generic chinese bulb
the main use for this is lighting long range corridors and tunnels in under ground, caves,bunkers, large dark buildings, storm drains ect,ect for photo's and would be nice to have options.
cheers DocD