1 time yearly full maintenance & service after warranty period (not included parts replacement if needed)
1) Remote battery / board checking
2) Battery testing
3) Remote joystick testing & recalibrating
4) Remote bottom testing
5) Camera picture & Video testing with micro sd
6) IMU checking & recalibrating
7) Sensor checking & recalibrating
8) Gimbal checking & recalibrating
9) Compass checking & recalibrating
10) firmware update to latest
11) Sensor avoidance testing
12) Propellers double blade checking
13) Sport flying test
14) MInumun GPS connected (>12)
15) Accuracy RTH
16) Flight test with at least 500M
17) Body Shell checking & cleaning