Dell XPS 15z Setup Manual page 86

Specifications
Battery
8‑cell "smart" lithium ion:
Height 11 mm (0.43 inches)
Width 94.13 mm (3.70 inches)
Depth 235.65 mm (9.2 inches)
Weight 0.43 kg (0.96 lb)
Voltage 14.8 V
Charge time 4 hours (when the
(approximate) computer is turned off)
Operating time battery operating time
varies depending on
operating conditions
Coin‑cell CR‑2032
battery
84
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
Input current 1.60 A
(maximum)
Input 50‑60 Hz
frequency
Output power 90 W
Output current 4.62 A (continuous)
Rated output 19.5 VDC
voltage
Operating 0° to 40°C
temperature (32° to 104°F)
Storage –40° to 70°C
temperature (–40° to 158°F)