The watch has an LED light that you can use to illuminate the display for about three seconds for viewing in the dark. When turned on, illumination becomes gradually brighter and then gradually dimmer.

Turning On Illumination

Pressing (B) turns on the light.

• Illumination will turn off automatically if an alarm starts to sound.

• Illumination is disabled while the hands are moving at high speed.

• The light may flicker when it turns on or off.