First post here guys, so hello!! :tennis:
I am using 2 4000mAh 3S in parallel, with a TOW of around 5 lbs, a bit on the heavier side. 30 A OPTO esc, Naza M-v2 mc.
Previously, I used the base Turnigy 2830 motor, and it flew pretty decent but the battery drained fast. So looked into eCalc, and...