Dell M4400 Setup and Quick Reference Guide - Page 29
W Dell™ adapter PA-4E, W AC adapter
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Battery (continued) Watt hours: 6-cell primary battery 56 Whr, 2.6 Ahr 9-cell high capacity battery 85 Whr, 2.6 Ahr (optional, in battery bay) NOTE: Battery operating time varies depending on operating conditions and can be significantly reduced under certain power-intensive conditions. Charge time (approximate): Computer off 1 hour to 80% capacity Operating time Battery operating time varies depending on operating conditions and can be significantly reduced under certain power-intensive conditions. Life span (approximate) up to 500 recharge cycles Temperature range: Operating 0° to 40°C (32° to 104°F) Storage -10° to 65°C (14° to 149°F) Coin-cell battery replaceable AC Adapter Types Input voltage Output voltage Frequency 65-W travel adapter Input current Output current 90-W AC adapter Input current Output current 65-W travel adapter 90-W AC adapter 130-W Dell™ adapter PA-4E 100-240 VAC 19.5 VDC 50-60 Hz 1.5 A 3.34 A 1.5 A 4.62 A Specifications 29