Yes please smudge send me some singles in as high a capacity as you can the one inside is a 2350 mah
here are the choices as I see them
max 2 amps setting lumens 686 runtime 1.5 hours
medium 1 amp lumens 392 rumtime 2.5 hours
low .5 amp lumens 207 runtime 5 hours
or
max 1.5 amps lumens 530 runtime 1.75 hours
medium .75 amp lumens 300 runtime 3 hours
low .35 amp lumens 150 runtime 6 hours
or
max 1 amp lumens 390 runtime 2.6 hours
medium .5 amp lumens 207 runtime 5 hours
low .25 amp lumens 150 runtime 10 hours
got it thermal sensing so dims if too warm 50c at the moment
also flashes the light 5 times when half depleted
still looking at the switch want a small membrane mom switch to glue in the cap .