Firefly 7S 4k@2160 test flight on X380 quadcopter drone

View at 2160p if you can for best effect. Uncut flight at 4k@2160 resolution on an overcast & windy day.
Bitrate: Low
Exposure: -1.0
ISO: 100
Fisheye: Off
Gyro stabilisation: On

Hawkey Firefly 7S camera here: http://www.gearbest.com/action-cameras/pp_365568.html?wid=21&lkid=10116480

XK Detect X380 quadcopter drone here: http://www.gearbest.com/rc-quadcopters/pp_202830.html?wid=21&lkid=10102427

X380 stock gimbal here: http://www.gearbest.com/rc-quadcopter-parts/pp_267039.html?wid=21&lkid=10118685

Battery capacity checker here: http://www.gearbest.com/rc-parts/pp_27348.html?wid=21&lkid=10118215

RC Hobby grade Battery Charger: http://www.gearbest.com/multi-rotor-parts/pp_176503.html?wid=21&lkid=10136173