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(1) Hold the mask in hand, place it upwards, and let the silicone bands hang downwards below
hand.
(2) Adjust the mask to positions of your nose, cheeks and chin. Pull the lower silicone band to the
back of neck, below the ears and then pull the upper silicone band to the top back of your head .
You can use the strap adjustment buckles to adhere the mask to the face.
(3) Face fit check should be done. When wearing, the fan on the right side of the mask will turn on
automatically, which can take in the air. If leakage is detected in the rest of mask edge, adjust
the silicone bands again.
The device has a distance sensing function. If the device is far away from your face when wearing,
the fan may not turn on automatically, you can also short press the swhich button to turn it on.
Note