# Comment by A.kirillin (anonymous) • 10:05, 8 August 2012 • [reply]
Wow said! I would like to add about the use of two batteries on board. 1 - power 2 - for the control system. A long flight at full throttle can force an immediate failure the battery. In this case, a small battery 2s, feeding rc, autopilot and servos, save your plane.
Comments
Wow said! I would like to add about the use of two batteries on board. 1 - power 2 - for the control system. A long flight at full throttle can force an immediate failure the battery. In this case, a small battery 2s, feeding rc, autopilot and servos, save your plane.