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Touchpad
The following table lists the touchpad specifications of your Inspiron 14 5440.
Table 17. Touchpad specifications
Description
Touchpad resolution:
Touchpad dimensions:
Horizontal
Vertical
Touchpad gestures
Power adapter
The following table lists the power adapter specifications of your Inspiron 14 5440.
Table 18. Power adapter specifications
Description
Type
Input voltage
Input frequency
Input current (maximum)
Output current (continuous)
Rated output voltage
Temperature range:
Operating
Storage
CAUTION:
Operating and storage temperature ranges may differ among components, so operating or storing the
device outside these ranges may impact the performance of specific components.
Battery
The following table lists the battery specifications of your Inspiron 14 5440.
Table 19. Battery specifications
Description
Battery type
22
Specifications of Inspiron 14 5440
Values
>300 dpi
115 mm (4.52 in.)
80 mm (3.14 in.)
For more information about touchpad gestures available
on Windows, see the Microsoft Knowledge Base article at
support.microsoft.com.
Values
65 W AC adapter, 4.5 mm barrel
120 VAC–240 VAC
50 Hz-60 Hz
1.70 A
3.34 A
19.50 V
0°C to 40°C (32°F to 104°F)
-40°C to 70°C (-40°F to 158°F)
Option one
4-cell lithium-ion, 54 Wh,
ExpressCharge
Option two
4-cell lithium-ion, 64 Wh,
ExpressCharge
Option three
3-cell lithium-ion, 41
Wh, ExpressCharge,
ExpressCharge Boost
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