LightDetector is an application to examine the brightness by detecting the light by using the illuminance sensor of the terminal.
It tells the level of brightness in the sound.
This app, such as those of blind people or with low vision are available in order to investigate the lights.
By touching the screen, me tell by voice or brightness of the now of the place is how much of the brightness of.
[Caution]
1.
It can not be used at the terminal illuminance sensor is not mounted.
2.
Voice guide by touching the screen is the installation set of "N2 TTS" is a prerequisite.
https://play.google.com/store/apps/details?id=jp.kddilabs.n2tts