dji PHANTOM 4 PRO, User Manual

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barometer for positioning to control the altitude.
If you intend to switch to modes that disable GPS assistance (e.g., Atti mode), you are required to accept the
prompted disclaimer to enable this function. If this function is enabled, you further understand and agree that data
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2. Press the RTH (Return-to-Home) Button on the remote controller to bring the aircraft back to the Home Point.
DO NOT resort to turning off the remote controller to force the aircraft to return to Home Point.
3. Tall buildings may adversely affect the Failsafe function. Please adjust the aircraft location, altitude and speed
while returning home to avoid obstacles.
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5. Only use the Failsafe and Return-to-Home functions in emergency cases, as they may be affected by the
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6. The aircraft cannot avoid obstacles during the Failsafe RTH when lighting condition is not ideal, or if the Visual
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8. During the Failsafe RTH, the pilot may regain control of the aircraft if the remote controller signal is re-
established. Moving the left stick when the aircraft reaches 20 meters (65 feet) altitudes or beyond will cancel
the ascending process and command the aircraft to return to the home point immediately. Pressing the RTH
button once during the Failsafe RTH will cancel the RTH process immediately.
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then returning to the home point.
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1. When the Critical Battery Level Warning activates and the aircraft is descending automatically, you may push
the throttle up to maintain the aircraft's altitude and navigate it to a more appropriate location for landing.
2. When battery warnings are triggered, promptly bring the aircraft back to the Home Point or land to avoid losing
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1. The Vision System cannot work properly over surfaces that do NOT have clear pattern variations. The Vision
System is only effective when the aircraft is at altitudes of 0.3 to 10 meters.