Dell Latitude E6410 Disassembly and SSD, RAM, HDD upgrade options | MyFixGuide.com
Refurbished: Dell Latitude E6510 15.6" LED Laptop Intel Dual-Core i5 Mobile CPU 8 GB DDR3 RAM 256 SSD DVD-RW WiFi Bluetooth Microsoft Windows 10 Professional 64-Bit - Newegg.com
Crucial Technology 4GB Upgrade for a Dell Latitude E6510 System (DDR3 PC3-12800, Non-ECC,) at Amazon.com