Feature
Specification
Height
4-, 6-, and 9-cell
20.00 mm (0.79 inch)
Width
4- and 6-cell
208.00 mm (8.18 inches)
9-cell
214.00 mm (8.43 inches)
Depth
4- and 6-cell
48.08 mm (1.89 inches)
9-cell
71.79 mm (2.83 inches)
Weight
4-cell
240.00 g (0.53 lb)
6-cell
344.73 g (0.76 lb)
9-cell
508.20 g (1.12 lb)
Voltage
4-cell
14.8 VDC
6- and 9-cell
11.1 VDC
Temperature range:
Operating
0 °C to 50 °C (32 °F to 122 °F)
Non-Operating
–40 °C to 85 °C (–40 °F to 185 °F)
NOTE: The battery pack is capable of safely
withstanding the above storage temperatures
with 100% charge.
NOTE: The battery pack is also capable of
withstanding storage temperatures from –20
°C to +60 °C with no degradation in its
performance.
Coin-cell battery
3 V CR2032 lithium coin cell
Table 26. AC Adapter
Feature
Latitude E5440
Latitude E5540
Type
65 W
90 W adapter
Input voltage
100 VAC to 240 VAC
100 VAC to 240 VAC
Input current (maximum)
1.7 A
1.5 A
Input frequency
50 Hz to 60 Hz
50 Hz to 60 Hz
Output power
65 W
90 W
Output current
3.34 A (continuous)
4.62 A (continuous)
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