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Cal. No. E650: Menu

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E650

Charging your watch

Charging time by environment

Below are the approximate charging times when exposing to light continuously. Please use this table as a reference only.

Exposing to direct sunlight is recommended to charge your watch. A fluorescent lamp or interior lighting does not have sufficient illumination to charge the rechargeable cell efficiently.

Outdoors (sunny), Illuminance 100 000 lx

To work for one day	3 minutes
To start working normally when the cell is discharged	2 hours
To become fully charged when the cell is discharged	35 hours

Outdoors (cloudy), Illuminance 10 000 lx

To work for one day	12 minutes
To start working normally when the cell is discharged	3.5 hours
To become fully charged when the cell is discharged	70 hours

20 cm (7-7/8 inches) away from a fluorescent lamp (30 W), Illuminance 3 000 lx

To work for one day	40 minutes
To start working normally when the cell is discharged	7.5 hours
To become fully charged when the cell is discharged	–

Interior lighting, Illuminance 500 lx

To work for one day	4 hours
To start working normally when the cell is discharged	50 hours
To become fully charged when the cell is discharged	–

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