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Handling the battery.
Operate and charge the battery only within
the battery operating-temperature range of
0°C – 45°C (32°F –113°F). At the beginning
of the charging procedure, the battery tem-
perature must be within the battery operat-
ing-temperature range.
Battery charge-control indicator
(figure 16).
Press the button to activate the LED indica-
tion.
LED indi- Meaning
cator
1 – 4 Percent-
green LED age of
charge
condition
Continu- Battery is
ous red almost
light empty
Red flash- Battery is
ing light not ready
for opera-
tion
The real percentage of the battery charge
condition is only indicated when the power
tool motor is stopped.
The electronics automatically switch off the
motor prior to the battery being deep dis-
charged.
Activity
Operation
Charge battery
Bring the battery
into the battery
operating-temper-
ature range, then
charge
Fig. 16
en
21
100 %
75 %
50 %
25 %
0 %