Description
Specifications
Genuine DELL OEM Lithium-Ion battery for the Dell Latitude 7480 and 7280 Laptop / Notebook. – 6 Month Warranty
Compatible Dell Laptops:
-Latitude 7480
-Latitude 7280
-Latitude 7490
-Latitude 7390
-Latitude 7380
-Latitude 7290
Product Specifications:
Rating: 11.4V
Capacity: 42Wh mah
Technology: 3-cell Li-Ion
DP/N: C27RW; PGFX4; 9W9MX, F3YGT, ONFOH
Type: DJ1J0, 0DJ1J0
Compatible Devices
- Latitude 7280
- Latitude 7290
- Latitude 7380
- Latitude 7390
- Latitude 7480
- Latitude 7490
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/optimized mode limits charging to around 80%, which can roughly double 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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