safe drone return home smartly after phone's dead

Wingland s6 RTH over water on dead phone! (0 min 59 sec)

This is why we call it smart drone!!!
Phone's died,but return home automaticly

If you are interested,Gens tattu has the best deal,339$ONLY with two extra batteries.

http://www.genstattu.com/wingsland-s6.html