Autel Robotics EVO II Dual 640T Enterprise Bundle V3 Drone with Thermal Imaging - Manual (Page 48)

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or
 Slowly push the left stick upwards:
Warning
 The motor will generate heat during the operation. Operate it with care.
 When the battery level is 15% or even lower, the aircraft is unable to take off.
4.2.2 Control with Command Sticks (Mode 2)
Tip
 When you control the aircraft for the first time, move the stick gently until you
are familiar with the operations.
1. Left Command Stick
Push the stick upwards and downwards to ascend or descend the aircraft. Push the
stick to the left or right side to control the aircraft orientation.