Description
Specifications
579TY F1KTM PDNM2 Battery for Dell Latitude E7470 E7270 – BATDL11901A
Voltage 11.4,
Capacity 3600mAh/41Wh
Number of Cells/type 3 (Li-Poly),
Colour Black,
Compatible Part Numbers
- 0579TY
- 579TY
- F1KTM
- PDNM2
Compatible Devices
- Latitude E7470
- Latitude E7270
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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