Dell Alienware M11x R2 (Mid 2010) - Manual (Page 101)

CHAPTER 7: SPECIFICATIONS
101
AC Adapter
Type
90 W
Input voltage 100-240 VAC
Input current (maximum) 1.5 A
Input frequency 50-60 Hz
Output current 4.62 A (continuous)
Output power 90 W
Rated output voltage 19.5 VDC
Temperature range
Operating 0° to 40°C (32° to 104°F)
Storage –40° to 70°C (–40° to 158°F)
Connector types
DC connector 3-pin, 7.4 mm plug
AC connector 3-pin – C5