Dell XPS 15 (L501X, Late 2010) - Manual (Page 96)

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Specifications
Battery
9‑cell “smart” lithium ion:
Height 221.07 mm (8.70 inches)
Width 54.35 mm (2.14 inches)
Depth 42.53 mm (1.67 inches)
Weight 0.49 kg (1.08 lb)
6‑cell “smart” lithium ion:
Height 209.19 mm (8.24 inches)
Width 54.35 mm (2.14 inches)
Depth 20.40 mm (0.80 inches)
Weight 0.33 kg (0.73 lb)
Voltage 13.3 V (6‑/9‑cell)
Charge time
(approximate) 4 hours (when the
computer is turned off)
Battery
Operating time battery operating time
varies depending on
operating conditions
Coin‑cell
battery CR‑2032
AC Adapter
NOTE: Use only AC adapters specified
for use with your computer. See the
safety information that shipped with
your computer.
Input voltage 100‑240 VAC/11‑16 VDC
Input current
(maximum) 1.50 A/2.30 A/2.50 A
Input
frequency 50‑60 Hz
Output power 90 W/130 W