Dell Inspiron 14 5440 - Touchpad; Power adapter; Battery

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