Dell Vostro A90 Setup And Quick Reference Manual page 28

Specifications
AC Adapter (Continued)
Dimensions:
30 W (APD):
Height 59.2 mm (2.33 in)
Width 34.0 mm (1.34 in)
Depth 85.0 mm (3.35in)
Weight (with 0.15 kg (0.33 lb)
cables)
30 W (ESP):
Height 57.0 mm (2.24 in)
Width 40.0 mm (1.57 in)
Depth 80.0 mm (3.15in)
Weight (with 0.18 kg (0.40 lb)
cables)
28
AC Adapter (Continued)
30 W (PI):
Height 70.0 mm (2.76 in)
Width 36.0 mm (1.42 in)
Depth 78.0 mm (3.07in)
Weight (with 0.156 kg (0.34 lb)
cables)
Physical
Height
Width
Depth
Weight (with 4-cell battery):
Configurable to less
than
27.2 mm to 31.7 mm
(1.07 in to 1.25 in)
232 mm (9.1 in)
172 mm (6.80 in)
1.07 kg (2.36 lb)