Dell Inspiron 15R (N5110, Early 2011) - Manual (Page 92)

90
Specifications
Touch Pad
X/Y position
resolution
(graphics table
mode) 240 cpi
Size:
Height 56 mm (2.20 inches)
Width 100 mm (3.94 inches)
Battery
6-cell “smart” lithium ion:
Height 22.80 mm (0.90 inches)
Width 214 mm (8.43 inches)
Depth 57.64 mm (2.27 inches)
Weight 0.34 kg (0.75 lb)
Battery
9-cell “smart” lithium ion:
Height 22.80 mm (0.90 inches)
Width 214 mm (8.43 inches)
Depth 78.76 mm (3.10 inches)
Weight 0.52 kg (1.15 lb)
Voltage 11.1 VDC
Charge time
(approximate) 4 hours (when the
computer is turned off)
Operating time battery operating time
varies depending on
operating conditions
Coin-cell
battery CR-2032