Synergy Digital CMOS/BIOS Battery, Works with Dell Latitude E6410 CMOS/BIOS, (Li-Ion, 3V, 200 mAh) Ultra High Capacity, Compatible with Acer 23.22207.041 Battery - Walmart.com
2 Pin Two Pin Cmos Bios Battery 2e4r0x For Dell G4221 Latitude D610 D620 E6400 E6410 - Pc Hardware Cables & Adapters - AliExpress
DEll Latitude E6410 bios bin
Dell screws up A7 BIOS for DEll Latitude E6410 - Hardware Hangout - Neowin