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Lux Meter!


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开发 Advance, K.K.
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Indicate ambient brightness.

The higher brightness value, the faster a fan to rotate.

To calibrate, tap on the right top arrows. Right after enabling Auto-Brightness control, the value shall be approx.400 at a family living room.

Accuracy of a light sensor may vary between different devices. The brightness value is indicative.

Note: Respecting iOS API specification, this app refer a brightness of a display backlight to determine the ambient brightness. Thus, Auto-Brightness control needs to be enabled from iOS Settings.