Dell Inspiron 15z (5523, Late 2012) - Manual (Page 5)

Keyboard
Type backlit
Camera
Camera resolution 1280 x 720 pixels ~ 0.92 megapixel (HD)
Video resolution 1280 x 720 pixels at 30 fps (maximum)
Diagonal viewing angle 74 degrees
Touchpad
X/Y position resolution
(graphics table mode) 1143 x 1752 dpi
Active area
Height 54.00 mm (2.13 inches)
Width 96.55 mm (3.80 inches)
Battery
Type 6-cell “smart” lithium ion (44 WHr)
Height 12.50 mm (0.49 inch)
Width 66.00 mm (2.60 inches)
Depth 291.70 mm (11.48 inches)
Weight 0.30 kg (0.66 lb)
Voltage 11.10 VDC
Operating time battery operating time varies depending on
operating conditions and can significantly reduce
under certain power-intensive conditions
Life span (approximate) 300 discharge/charge cycles
Temperature range
Operating 0 °C to 35 °C (32 °F to 95 °F)
Storage –40 °C to 65 °C (–40 °F to 149 °F)
Coin-cell battery CR-2032
Power Adapter
Type 65 W/90 W
Input voltage 100 VAC–240 VAC
Input current (maximum) 1.50 A/1.60 A
Input frequency 50 Hz–60 Hz