Dell Inspiron 1427 (Early 2009) - Manual (Page 48)

Specifications
46
Physical
Height 43. 03 mm (1. 7 in. )
Width 337. 5 mm (13. 3 in. )
Depth 246 mm (9. 7 in. )
Weight (with 6-cell battery):
Configurable to less than 2. 58 kg (5. 7 lb)
Computer Environment
Temperature range:
Operating
5° to 35°C
(41° to 95°F)
Storage -20° to 60°C
(-4° to 149°F)