Dell Vostro 1440 User Manual - Page 8

AC Adapter 90 W Rated output voltage Dimensions: Height Width Depth Temperature range: Operating Non Operating Physical Vostro 1440 / Vostro 1450: Height (with a WLED panel) Width Depth Weight (Minimum) Vostro 1540 / Vostro 1550: Height (with a WLED panel) Width Depth Weight (Minimum) Environmental Temperature: Operating Storage Relative humidity (maximum): Operating 8 4.62 A 19.50 VDC (+/ 1.0 VDC) 28.20 mm (1.11 inches) 57.90 mm (2.28 inches) 137.16 mm (5.40 inches) 0 °C to 40 °C (32 °F to 104 °F) -40 °C to 65 °C (-40 °F to 149 °F) 31.50 mm to 34.70 mm (1.24 inches to 1.36 inches) 342.00 mm (13.46 inches) 244 mm (9.60 inches) 2.2 kg (4.85 lb) 31.50 mm to 34.50 mm (1.24 inches to 1.35 inches) 376.00 mm (14.80 inches) 260 mm (10.23 inches) 2.37 kg (5.22 lb) 10 °C to 35 °C (50 °F to 95 °F) -40 °C to 65 °C (-40 °F to 149 °F) 10 % to 90 % (noncondensing)