Calypso Watches DIGITAL IKM787 Manuel D'instruction page 12

2. HOW TO CHANGE THE DISPLAY MODE
NORMAL TIME CHRONOGRAPH TIMER
WORLD TIME
ALARM 2 ALARM 1
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3. HOW TO USE EL LIGHT
NOTE:
1) The backlight of the watch employs an electro-luminescent (EL) light, watch tends
to lose illuminating power after very long use.
2) The illumination provided by backlight may be hard to see when viewed under
direct sunlight.
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