Recently went to my cousins farm and thought I'd try some long distance FPV, here is my attempt the cells were down to 3.7 when I landed.
My set-up:
Multistar Elite 2204-2300KV
Afro ESC 20Amp
Turnigy 2200mAh 3S 20C
AfroFlight Naze32 Acro FunFly
HobbyKing E-OSD
ImmersionRC 5.8Ghz (600mw)
Mobius Wide Angle
Turnigy 9X
6x4.5 3 blade GEM fan