Description
Specifications
1V1XF R8D7N Battery for Dell Latitude 5400 E5400 5410 E5410 5500 Precision 3540 – BATDL11801A
Voltage 11.4,
Capacity 4000mAh/46Wh
Number of Cells/type 3 (Li-Poly),
Colour Black,
Compatible Part Numbers
- 1V1XF
- R8D7N
Compatible Devices
- Latitude 540
- Latitude E5400
- Latitude 5410
- Latitude E5410
- Latitude 5500Precision 3540
- Latitude 5400
- Latitude 5500
- Precision 3540
Tips to Extend Your Battery’s Lifespan
1. Keep it cool – heat is the biggest cause of battery wear, so avoid leaving your Dell laptop in direct sun, a hot car, or on soft surfaces that block the vents.
2. Avoid charging to 100% every time – Dell Power Manager’s battery-extender/primarily-AC-use setting can cap charging around 50-80%, which can meaningfully extend your battery’s usable lifespan.
3. Don’t let it run flat – regularly draining the battery to 0% wears it out much faster than topping up before it gets critically low.
4. Store at around 50% charge – if you won’t be using the laptop for a few weeks or more, store it half-charged in a cool, dry place rather than fully charged or fully empty.
5. Go easy on fast charging – rapid chargers generate extra heat, so standard charging (especially overnight or while idle) is gentler on the battery over time.
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