The auto-maintenance function eliminates the influence of the surrounding environment, automatically detects the light level, restores the sensor to its original display state, and continues to provide high-precision detection.

Strong light may cause a loss of contrast, in which case, simply press the SET+MODE buttons lightly to automatically adjust to the appropriate light level.

Simply press the SET button lightly when there is a target detector and again when there is no target to automatically determine the optimum setting