Dell Studio XPS 1645 Setup Manual page 72

Basic Specifications
Battery
Operating time
Life span
(approximate)
Temperature range
Operating
Storage
Coin‑cell battery
70
battery operating time
varies depending on
operating conditions
and can be significantly
reduced under certain
power‑intensive
conditions.
see the Dell Technology
Guide for more
information.
300 discharge/charge
cycles
0° to 35°C (32° to 95°F)
–40° to 65°C (–40° to
149°F)
CR‑2032
AC Adapter
Input voltage 100–240 VAC
Input current 1.5 A
(maximum)
Input 50–60 Hz
frequency
Output power 65 W, 90 W, or 130 W
Output current
65 W 3.34 A (continuous)
90 W 4.62 A (continuous)
130 W 6.70 A (continuous)
Rated output 19.5 VDC
voltage