Description
Specifications
1F2NN XRGXX Battery for Dell G5 5590 G7 7590 7790 Alienware M15 R1 M17 R1 (11.55V 83Wh 6-Cell Li-Poly)
Voltage 11.55,
Capacity 7200mAh/83Wh
Number of Cells/type (Li-Polymer) 6
Colour Black,
Compatible Part Numbers
- 1F2NN
- XRGXX
Compatible Devices
- G5 5590
- G7 7590
- G7 7790
- Alienware M15 R1
- Alienware M17 R1
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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