9
Lowering Blue Light
Blue light with wavelengths between 415 nm and 455 
nm is considered harmful for the eyes. It may cause eye 
discomfort, suppress melatonin, and aect sleep quality 
and circadian rhythm. This product has the function of 
reducing blue radiant energy.
To avoid eye fatigue, it is recommended to place the 
product at an appropriate distance from your eyes and rest 
for 20 minutes to look into the distance after two hours of 
continuous viewing. 
To enable eye protection, open the Settings app and 
touch Display > Night Light > Turn on now. Use Turn on 
automatically to enable eye protection between sunset 
and sunrise or during customized time. In addition, you can 
adjust the protection eect by changing the blue light lter 
and white point reduction levels.
Product Safety Information
Don’t make or receive phone calls while 
driving. Never text while driving.
Keep your phone at least 10 mm  away from 
your body while making calls. 
Small parts may cause choking.
Your phone can produce a loud sound.
To prevent possible hearing damage, do not 
listen at high volume levels for long periods. 
Exercise caution when holding your phone 
near your ear while the loudspeaker is in use.
Avoid contact with anything magnetic.
Keep away from pacemakers and other 
electronic medical devices.
Turn o when asked to in hospitals and 
medical facilities.