Turn screen brightness to 40%, and turn off auto brightness.

将屏幕亮度调至40%，关闭自动亮度。

youdao

Most of the newer smartphones can dynamically adjust their screen brightness to any lighting situation.

大多数款式更新的智慧手机都能动态调整其萤幕亮度以适应任意光亮情况。

youdao

A smartphone's screen consumes more energy than any other component, so the easiest way to cut down battery drain is to reduce your screen brightness.

智能手机的屏幕是所有元件里最耗电的，所以降低屏幕亮度是降低电池损耗的最简单的办法。

youdao

You can control Screen Brightness, Volume, iTunes, and more, without installing any drivers.

ENGADGET: Matias updates the Tactile Pro to version 4, announces Mini Tactile Pro keyboard, we go hands-on (video)

The camera's large buttons, solid, beefy camera grip and auto screen brightness further simplify operations in outdoor and underwater activities.

ENGADGET: Sony Cyber-shot H200 features 26x OIS lens, 20.1MP stills for $249 (hands-on)

Situated above the main native notification panel, the extra panel has a screen brightness slider sandwiched between the outdoor mode button and automatic brightness button.

ENGADGET: ASUS PadFone 2 review: two times is a charm for this phone-in-tablet combo