Acer 4020 - Manual (Page 9)

Chapter 1 3
Battery
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4-cell of Li-ion battery pack, (2200mAh,32W)
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65W AC adaptor 19V 3.42A
Weight (with battery)
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3.0 kg (6.6 lbs.)
Dimensions
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364(W) x 279(D) x 33.9/38.9(H) mm (14.3 x 11 x 1.3/1.5 inches)
Environment
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Temperature
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Operating: 5
o
C ~ 35
o
C
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Non-operating: -20 o C ~ 65 o C
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Humidity ( non-condensing)
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Operating: 20% ~ 80% RH
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Non-operating: 20% ~ 80% RH