Asus Zenfone7 User Manual page 78

Low Blue Light Certification
ASUS Phone reduces the blue light emitted by its screen, providing you with a
more comfortable viewing experience.
By default, the screen's brightness is set to Maximum and the phone is in
compliance with TÜV Rheinland Low Blue Light certification.
Alleviation of Eye Strain
To alleviate eye strain:
• Take frequent breaks when using your ASUS Phone (at least one 10-minute break every half an
hour).
• Regularly focus on distant objects to relax your eyes.
• Do eye exercises often including:
(1) Look up and down without moving your head
(2) Move your eyes from left to right without moving your head
(3) Slowly roll your eyes
(4) Move your eyes diagonally
WARNING: Keep your ASUS Phone's screen away from infants and toddlers younger than 2 years. Children 2
years old and above should get no more than an hour of screen time each day.
Using GPS (Global Positioning System) on your ASUS Phone
To use the GPS positioning feature on your ASUS Phone:
Ensure that your device is connected to the Internet before using Google Map or any GPS-enabled
apps.
For first-time use of a GPS-enabled app on your device, ensure that you are outdoors to get the
best positioning data.
When using a GPS-enabled app on your device inside a vehicle, the metallic component of the car
window and other electronic devices might affect the GPS performance.
Prevention of Hearing Loss
To prevent possible hearing damage, do not listen at high volume levels for long periods.
For France, headphones/earphones for this device are compliant with the sound pressure level
requirement laid down in the applicable EN 50332-1:2013 and/or EN50332-2:2013 standard
required by French Article L.5232-1.
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