Description
Values
Storage
–40°C to 70°C (–40°F to 158°F)
–40°C to 70°C (–40°F to 158°F)
Battery
Table 16. Battery specifications
Description
Values
Type
3-cell "smart" lithium-ion (51Whr)
4-cell "smart" lithium-ion (68Whr)
Voltage
11.40 VDC
7.60 VDC
Weight (maximum)
0.25 kg (0.55 lb)
0.34 kg (0.75 lb)
Dimensions:
Height
7.05 mm (0.28 in.)
7.05 mm (0.28 in.)
Width
181 mm (7.12 in.)
233 mm (0.17 in.)
Depth
95.90 mm (3.78 in.)
95.90 mm (3.78 in.)
Temperature range:
Operating
0°C to 35°C (32°F to 95°F)
0°C to 35°C (32°F to 95°F)
Storage
–40°C to 65°C (–40°F to 149°F)
–40°C to 65°C (–40°F to 149°F)
Operating time
Varies depending on operating conditions and
can significantly reduce under certain power-
intensive conditions.
Varies depending on operating conditions
and can significantly reduce under certain
power-intensive conditions.
Charging time (approximate)
4 hours (when the computer is off)
NOTE:
Control the charging time,
duration, start and end time, and so
on using the Dell Power Manger
application. For more information on
the Dell Power Manger see,
Me and
My Dell
on
4 hours (when the computer is off)
NOTE:
Control the charging time,
duration, start and end time, and so
on using the Dell Power Manger
application. For more information on
the Dell Power Manger see,
Me and
My Dell
on
Life span (approximate)
300 discharge/charge cycles
300 discharge/charge cycles
Coin-cell battery
CR-2032
CR-2032
Operating time
Varies depending on operating conditions and
can significantly reduce under certain power-
intensive conditions.
Varies depending on operating conditions
and can significantly reduce under certain
power-intensive conditions.
Specifications of Inspiron 7590 2n1
19