Dell Precision M40 - Manual (Page 83)

Temperature range:
Operating 0° to 45°C (32° to 113°F)
Storage –20° to 60°C (–4° to 140°F)
1 Battery performance features such as charge time and life span can vary according to the conditions under which the computer and battery
are used.
AC Adapter
Input voltage 90 to 135 VAC and 164 to 264 VAC
Input current (maximum) 1.5 A
Input frequency 47 to 63 Hz
Output current 4.5 A (maximum at 4-second pulse);
3.5 A (continuous)
Rated output voltage 20.0 VDC
Height 27.94 mm (1.1 inches)
Width 58.42 mm (2.3 inches)
Depth 133.35 mm (5.25 inches)
Weight (with cables) 0.4 kg (0.9 lb)
Temperature range:
Operating 0° to 40°C (32° to 104°F)
Storage –40° to 65°C (–40° to 149°F)
Physical
Computers with a 15.0-inch display:
Height 44.5 mm (1.75 inches)
Width 331.0 mm (13.03 inches)
Depth 276.0 mm (10.87 inches)
Weight 2 3.28 kg (7.22 lb) with travel module installed in modular bay
3.48 kg (7.68 lb) with standard floppy drive installed in modular bay
2 Your computer's actual weight depends on its configuration.
Environmental (Computer)
Temperature:
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% (noncondensing)
Storage 5% to 95% (noncondensing);
20% at 65°C (149°F)
Maximum vibration: