Lenovo X1 Carbon 14-inch Laptop Information Technical Details Brand Lenovo Screen Size 14 Inches Item Weight 1.13 Kg Package Dimensions 42.4 x 31.8 x 14.7 cm Batteries: 1 Lithium Polymer batteries required. (included) Processor Brand Intel Processor Type Core i7 Processor Speed 2.70 GHz Processor Count 4 RAM Size 16 GB Computer Memory Type DDR3 SDRAM Hard Drive Size 512 GB Hard Disk Technology Solid_state_drive Hard Drive Interface Solid State Hardware Platform Windows Operating System windows Lithium Battery Energy Content 1.50 Watt Hours Lithium battery Weight 0.50 Grams Number of Lithium Ion Cells 3