Dell Vostro 3581 Setup and specifications guide - Page 20

Feature Weight (maximum) Specifications 0.2 kg (0.44 lb ) Voltage 11.4 VDC Life span 300 discharge / charge cycles Charging time when the computer is Standard charge off (approximate) Express Charge 0°C to 60°C : 4 hours 0°C to 35°C : 4 hours 16°C to 45°C : 2 hours 46°C to 60°C : 3 hours Operating time Temperature range: Operating Varies depending on operating conditions and can significantly reduce under certain powerintensive conditions 0°C to 35°C (32°F to 95°F) Temperature range: Storage -20°C to 65°C (-40°F to 149°F) Coin-cell battery CR 2032 Power adapter Table 21. Power adapter specifications Feature Type Input Voltage Input current (maximum) Input frequency Output current Rated output voltage Temperature range (Operating) Temperature range (Non-Operating) Specifications • 45 W (UMA) • 65 W (Discrete) 100 VAC - 240 VAC • 1.3 A for 45 W • 1.7 A for 65 W 50 Hz to 60 Hz • 2.31 A for 45 W • 3.34 A for 65 W 19.5 VDC 0°C to 40° C (32°F to 104°F) 40°C to 70°C (-40°F to 158°F) 20 Technical specifications