Table 14. Power adapter specifications (continued)
Description Values
Rated output voltage
19.50 VDC
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 Alienware x15 R2.
Table 15. Battery specifications
Description Values
Battery type
6-cell "smart" lithium ion (87 Wh)
Battery voltage
11.40 VDC
Battery weight (maximum)
0.33 kg (0.73 lb)
Battery dimensions:
Height
6.35 mm (0.25 in.)
Width
309.80 mm (12.20 in.)
Depth
82 mm (3.23 in.)
Temperature range:
Operating
0°C to 50°C (32°F to 122°F)
Storage
-20°C to 60°C (-4°F to 140°F)
Battery operating time Varies depending on operating conditions and can significantly
reduce under certain power-intensive conditions.
Battery charging time (approximate)
NOTE: Control the charging time, duration, start and
end time, and so on using the Dell Power Manager
application. For more information on the Dell Power
Manager see, Me and My Dell on www.dell.com.
From 0% up to 35% in as little as 20 minutes (ExpressCharge Boost)
2hr ( Express charge ), 3hr ( Standard charge) hours (when the
computer is off)
Coin-cell battery
Not supported
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.
CAUTION: Dell recommends that you charge the battery regularly for optimal power consumption. If your battery charge
is completely depleted, connect the power adapter, turn on your computer, and then restart your computer to reduce the
power consumption.
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