8 9
English
Illuminance
(Lx)
Environment
Charging time to
work for one day
(approx.)
Charging time to start
working normally when the
battery is empty (approx.)
Time for charging fully
when the battery is
empty (approx.)
500 Interior lighting 4 hours 60 hours —
3,000
20 cm (8 in.) under a fluorescent
lamp (30 W)
40 minutes 7.5 hours —
10,000 Under cloudy weather 11 minutes 2.5 hours 70 hours
100,000 Under direct sunlight in summer 2 minutes 45 minutes 35 hours
7 After the battery is fully charged—
Overcharge prevention function
After the battery is fully charged, charging
automatically stops to prevent overcharging, which
may damage to the battery, or affect the accuracy,
functions, and performance of the watch.