You can use it with 4cells. I have been using one for a while and like it. But depending on the revision you might have to shift all of the cells to the right or left, not like in the photo.
You do not need a parachute to skydive. You only need a parachute to skydive twice.
Never argue with an idiot, they'll just drag you down to their level and beat you with experience.
Dirt Burners Racing - R.I.P. BB / Kolors by Kropy / CEFX / One Eighth Racers