Dell Alienware m15 R7 Setup and Specifications - Page 16
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Table 15. Battery specifications (continued) Description Option one Storage -20°C to 65°C (-4°F to 149°F) Battery operating time Battery charging time (approximate) NOTE: Control the charging time, duration, start and end time, and so on using the Dell Power Manager application. For more information on the Dell Power Manager see, Me and My Dell on www.dell.com. Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions. ● Standard charging: 3 hours, when computer is turned off ● ExpressCharge: 2 hours, when computer is turned off Option two -20°C to 65°C (-4°F to 149°F) Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions. ● Standard charging: 3 hours, when computer is turned off ● ExpressCharge: 2 hours, when computer is turned off Coin-cell battery None None CAUTION: Operating and storage temperature ranges may differ among components, so operating or storing the device outside these ranges may impact the performance of specific components. Display The following table lists the display specifications of your Alienware m15 R7. Table 16. Display specifications Description Option one Option two Display type 15.6-inch, Full High Definition 15.6-inch, Full High Definition (FHD) (FHD) Display-panel technology Wide Viewing Angle (WVA) Wide Viewing Angle (WVA) Display-panel dimensions (active area): Height 193.59 mm (7.62 in.) 193.59 mm (7.62 in.) Width 344.16 mm (13.55 in.) 344.16 mm (13.55 in.) Diagonal 394.87 mm (15.55 in.) 394.87 mm (15.55 in.) Display-panel native resolution 1920 x 1080 1920 x 1080 Luminance (typical) 300 nits 300 nits Megapixels 2.07 2.07 Color gamut sRGB 100% (typical) sRGB 100% (typical) Pixels Per Inch (PPI) 141 141 Contrast ratio (typ) 1000:1 1000:1 Response time (max) ● With Overdrive: 3 ms ● Without Overdrive: 8 ms ● With Overdrive: 1 ms ● Without Overdrive: 3 ms Option three 15.6-inch, Quad High Definition (QHD) Wide Viewing Angle (WVA) 193.62 mm (7.62 in.) 344.22 mm (13.55 in.) 394.94 mm (15.55 in.) 2560 x 1440 400 nits 3.69 DCI-P3 99% (typical) 188.30 1000:1 ● With Overdrive: 2 ms ● Without Overdrive: 6 ms 16