Hi ! I bought 2 months ago the following product Naza-M V2.. I have a hexacopter heavy lift (TAROT 960 Frame )  weighing 6 kg ... propeller 16 * 5.5 APC Motor TAROT  340 Kv 30 AMP ESC and 6 cell battery .. in good and calm weather flies  very well. ., but with a little air is completely unstable trying both GPS and Manual modes  .. i have trying many differences settings for the gains but nothing..would like to ask . .the unit I bought is for less weight multicopters ?;   i need another controller like WooKong-M series ? 
Thank you for your time..
( i have also a second smaller Hexa With Hover fly pro controller and fly Perfect with a of winds ..)
 
Sokratis Damoulakis
			
			Thank you for your time..
( i have also a second smaller Hexa With Hover fly pro controller and fly Perfect with a of winds ..)
Sokratis Damoulakis