Dell Latitude 3390 Battery – 11.8V 3685mAh Lithium-Ion Replacement

Power up your productivity with the Dell Latitude 3390 11.8V 3685mAh Lithium-Ion Battery — the perfect replacement or backup for your original battery. Whether you're working remotely, in class, or on the go, this high-quality, OEM-compatible battery delivers consistent and long-lasting performance.

Designed specifically for the Dell Latitude 3390 series, it offers reliable power, safety features, and seamless compatibility. Replace your old battery and restore your laptop's performance with this easy-to-install solution, ideal for students, professionals, and travelers alike.

🔋 Features:

• Voltage: 11.8 Volts
• Capacity: 3685 mAh (42Wh)
• Battery Type: Lithium-Ion
• Cell Quality: Grade A Cells
• Compatibility: Dell Latitude 3390 Series
• Certifications: CE, FCC, RoHS
• Protection: Overcharge, overheat, and short-circuit protection

✅ Benefits:

• Reliable and consistent power for daily use
• Extended life – fewer charges, longer productivity
• Meets industry safety standards
• Perfect fit for Dell Latitude 3390 laptops
• Eco-conscious & RoHS compliant

💬 Customer Reviews:

• Emily T. – ⭐️⭐️⭐️⭐️⭐️ – “My Dell Latitude 3390 came back to life with this battery. Easy to install and holds charge for hours. Great value!”
• Joshua M. – ⭐️⭐️⭐️⭐️ – “Lasts longer than my old battery and fits perfectly. Wish I replaced it sooner.”
• Ayesha R. – ⭐️⭐️⭐️⭐️⭐️ – “Reliable and safe. I use it for school every day and haven’t had any issues. Highly recommend.”
• Mark B. – ⭐️⭐️⭐️⭐️⭐️ – “Excellent quality. Charges quickly and performance is consistent. I’m very satisfied.”
• Laura N. – ⭐️⭐️⭐️⭐️ – “Delivered fast, packaged well, and installation was simple. Great replacement for my worn-out battery.”

📦 Warranty & Shipping:

✔️ 12-month warranty included
✔️ Fast and secure shipping available nationwide

❓ 6. FAQs

Q: Is this battery compatible with other Dell models?
A: This battery is specifically designed for the Dell Latitude 3390. It is not recommended for other models.

Q: How long does the battery last on a full charge?
A: On average, it lasts 5–7 hours depending on usage, settings, and software activity.

Q: Is this an original Dell battery?
A: It's an OEM-compatible replacement using premium-grade cells with CE, FCC, and RoHS certifications.

Q: Does the battery come with a warranty?
A: Yes, this battery comes with a 12-month limited warranty.

Q: Is installation easy?
A: Yes! It’s a plug-and-play installation. No special tools are required.