| Compatible Port | USB 2.0, PCI |
|---|---|
| Compatible Motherboard Brand | For Dell, For Dell Latitude |
| Brand | Unbranded/Generic |
| Unit Quantity | 2pack |
| Type | CMOS Battery |
| Unit Type | Unit |
| Compatible Socket Type | 2 Wires - 2 Pin Connector |
| Manufacturer Warranty | 1 Year |
Check the listing for details. 2X for Dell E6420 E6430 E6440 E6520 E6530 E6540 Laptop Bios Cmos Battery CR2032. Condition: New. Listed at 6.64 USD. Dell Latitude Series -- E6320 E6330 E6420 E6430 E6440 E6520 E6530 E6540 M90 E1705 E5450. Every laptop has a small coin cell battery to power the BIOS chip to keep the date, and other internal settings effective.