kakbeir icat3 brushless gps drone optical flow positioning drone rc folding drone rc helicopter aircraft with 4k hd camera

kakbeiricat3 brushless gps drone optical flow positioning drone rc folding drone rc helicopter aircraft with 4k hd camera features: 1.the remote control can adjust the camera angle up and down, and the upper and lower can be adjusted continuously by 90 degrees. 2.wifi 120 degree wide-angle hd, pixel 4k, camera pixel is 3840*2160p, real-time transmission is 30 frames / sec, wifi map transmission distance is 200-400 meters. 3.wifi camera can use the mobile phone / remote control to take pic...