Dell Inspiron 15 7579 2-in-1 Inspiron 15 70002-in-1 Setup and Specifications - Page 18

Display Type Resolution (maximum) Pixel pitch Refresh rate Operating angle Viewing angle Controls Height Width Diagonal 15.6-inch FHD touch screen 15.6-inch UHD touch screen 1920 x 1080 3840 x 2160 (Green Technology) 0.17925 mm 0.0897 mm 60 Hz 0 degrees (closed) to 360 degrees 160 degrees Brightness can be controlled using shortcut keys 193.59 mm (7.62 in) 193.75 mm (7.63 in) 344.16 mm (13.55 in) 344.45 mm (13.56 in) 396.24 mm (15.60 in) 396.24 mm (15.60 in) Battery Type • 3-cell 42 WHr smart lithium ion • 4-cell 56 WHr smart lithium ion Operating time Life span (approximate) Temperature range: Operating Temperature range: Storage Coin-cell battery Width Depth Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions. 300 discharge/charge cycles 0°C to 35°C (32°F to 95°F) -40°C to 65°C (-40°F to 149°F) CR-2032 3-cell 97.15 mm (3.82 in) 184.15 mm (7.25 in) 4-cell 98.20 mm (3.87 in) 233.37 mm (9.19 in) 18