Laptop Brand - Dell, Laptop Series - Inspiron, Laptop Model - Dell Inspiron 15 3511, Processor Brand - Intel, Processor Type - Intel Core i5, Processor Generation - 11th Gen, Processor Model - Intel Core i5 1135G7, Processor Base Frequency - 2.40 GHz, Processor Max Turbo Frequency - 4.20 GHz, Processor Core - 4, Processor Thread - 8, Processor Cache - 8MB, Display Size - 15.6 Inch, Display Technology - FHD LED Display, Display Resolution - 1920 x 1080, Display Surface - Anti-glare, Memory (RAM) - 8GB, Installed Memory Details - 1 x 8GB Removable, Memory Type - DDR4, Memory Bus (MHz) - 3200 MHz, Total Memory Slot - 2, Empty Memory Slot - 1, Max Memory Support - 32GB, Storage - 1TB HDD, Installed HDD Type - SATA, SSD Expansion Slot - 1 x M.2 PCIe Blank SSD Slot, Storage Upgrade - Additional SSD Can be added, HDD can be replaced, Optical Drive - No-ODD, Multimedia Card Slot - 1 x SD Card Reader, Graphics Chipset - Intel Iris Xe Graphics, Graphics Memory Accessibility - Integrated, Graphics Memory - Shared, WiFi - Yes, Bluetooth - Yes, USB 2 Port - 1 x USB 2.0, USB 3 Port - 2 x USB 3.2, HDMI Port - 1, Headphone Port - Combo, Microphone Port - Combo, Speaker - 2W x 2 Speakers, Microphone - Yes, WebCam - 720p HD Camera, Keyboard Back-lit - No, Num Key pad - Yes, Battery Cell - 3 Cell, Operating System - Windows 10 Home, Preloded Application - McAfee Antivirus 15 Months Subscription, Color - Mist Blue Speckle, Weight - 1.73 Kg, Licensed Application - Microsoft Office, Warranty - 2 Year (2 year for Battery and Adapter), Warranty Claim Duration (Approximate) - Estimated Warranty Claim Duration 30 Days. It may take additional time up to 65 days, Part Number - WARLOCKN315TGL2205001, Country of Origin - USA, Made in / Assembled in - China, Disclaimer - Mentioned Battery Backup information is collected from manufacturer. As per manufacturer the backup time may very for different use case, settings, applications and some other factors.