Hubsan H122D Quick Start Manual page 8

Step 4
Takeoff
Simultaneously pull the transmitter joysticks diagonally down-out to arm
the motors (as shown in the left figure). Pull the left joystick (throttle)
upwards to take off.
Landing
Slowly and gently pull the throttle joystick down until the copter has
completed its descent on the ground. Simultaneously pull the transmitter
joysticks diagonally down-out to disarm the motors (as shown in the below
figure).
After flight, please completely shut off the aircraft, transmitter and
external display.