How to set two vertical lines on the back of Red Devil 7 mobile phone?

The two vertical bars on the back of the Red Devils 7 mobile phone can be set by the following steps:

1, open the phone settings. In the setting interface, find and click the "lighting effect" or "LED lighting" option. Under Devices, Display and Brightness or similar menus.

2. After entering the lighting effect settings, you can see different options to configure the effect of LED strip. You can choose fixed color, breathing light effect, marquee effect and so on.

3, according to your preferences, choose the corresponding lighting effect, and make adjustments. You can use different colors and animation effects until you find your favorite setting.

4. After setting, exit the setting interface. The LED strip on the back of the Red Devils 7 phone will be displayed according to your settings.