Dell Inspiron 15z (1570, Mid 2009) - Manual (Page 5)

Life span (approximate) 300 discharge/charge cycles
Coin-cell battery CR-2032
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AC Adapter
Input voltage 100–240 VAC
Input current 1.5 A
Input frequency 50–60 Hz
Output power 65 W
Output current 3.34 A (continuous)
Rated output voltage 19.5 ± 1 VDC
Operating temperature 0° to 40°C (32° to 104°F)
Storage temperature –40° to 70°C (–40° to 158°F)
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Physical
Inspiron 1470
Height
26.3 mm to 29.2 mm (1.03 inches to 1.5
inches)
Width 340.0 mm (13.39 inches)
Depth 242.5 mm (9.54 inches)
Weight (with ODD Airbay
and 4-cell battery)
configurable to less than 1.89 kg (4.17 lb)
Inspiron 1570
Height
26.3 mm to 29.2 mm (1.03 inches to 1.5
inches)
Width 380.0 mm (14.96 inches)
Depth 247.9 mm (9.76 inches)
Weight (with ODD Airbay
and 4-cell battery)
configurable to less than 2.18 kg (4.81 lb)
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Computer Environment
Temperature range
Operating
0° to 35°C (32° to 95°F)
Storage –40° to 65°C (–40° to 149°F)
Relative humidity (maximum)
Operating
10% to 90% (non-condensing)
Storage 5% to 95% (non-condensing)