Keyboard
•Total number of keys: 82
•Function keys: F1 through F12, plus Fn extension key
•Two Windows keys: one Start key, one application key
•Key pitch: 18 mm; key stroke: 2.0 mm
•
•Left and right buttons
•External USB keyboard/mouse support
Power
Batteries
•Standard Lithium ion battery, rechargeable, 
•High capacity 
AC Adapter
Autosensing 
Power Management
Conforms to ACPI (Advanced Configuration and Power Interface).
127 - Specifications