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Battery life
• You can use the unit for approximately three hundred measurements with one charge.
• Approximate life of battery is two years. However the battery life from each charging may be
shortened depending on the state of using. If the interval between charging becomes short and
the mark appears frequently, replace it.
Charging time
• At approximately five seconds after connecting the AC adapter, the unit will start battery
charging automatically.
• While the battery is being charged, the mark turns on.
• The battery can be completely charged in approximately twelve hours.
Battery low
• When the mark starts to blink, twenty to thirty measurements remain on the battery.
However if the Battery Low Mark starts to blink, charge it soon.
• If the mark is displayed, the battery is low and the unit cannot operate. Please charge
the battery.
Automatic Power Off
• When using the unit with the battery, the unit will turn off automatically after five minutes
of inactivity.
• While the AC adapter is connected, the Auto Power Off function does not work.
How to Use the Power Source
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