Dell Latitude E4200 (Late 2008) - Manual (Page 26)

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Specifications
Weight 0.2 kg (0.44 lb) (4 cell)
0.37–0.38 kg (0.82–0.84 lb) (6 cell)
0.59–0.61 kg (1.3–1.34 lb) (slice)
Voltage 11.1 VDC (6-cell, slice)
14.8 VDC (4-cell)
Charge time (approximate) :
Computer off approximately 1 hour to 80% capacity
(4 cell battery)
approximately 2 hours to 100% capacity
(4 cell battery)
Operating time Battery operating time varies depending on
operating conditions and can be significantly
reduced under certain power-intensive
conditions.
Life span (approximate) 300 charge/discharge cycles
Temperature range:
Operating 0° to 35°C (32° to 95°F)
Storage –40° to 60°C (–40° to 140°F)
Coin-cell battery CR-2032
AC Adapter
Input voltage 90–264 VAC
Input current (maximum) 1.1 A
Input frequency 47–63 Hz
Output current 3.3 A (maximum at 10ms pulse);
2.3 A (continuous)
Output power 45 W or higher
Rated output voltage 19.5 +/–1.0 VDC
Battery (continued)