Lux Meter is A simple light meter for measuring illuminances lux by using the light sensor of the device.Key features: Shows what is the maximum possible lux for YOUR device Double tap the screen to save the current lux value. Handy if the light sensor is located on the front side of the device Saves maximum and minimum lux valuesbe aware that the accuracy of the light sensor vary between different devices and lux values shown in this application are indicative.