SKU: ABT‑DL1520 | Warranty: 12 months | Condition: 100% New from Manufacturer Power your Dell laptop with the Astrum ABT‑DL1520 replacement battery — engineered for extended runtime, seamless compatibility, and certified safety. Built with high‑quality Li‑Ion cells, it’s the ideal solution for restoring performance to aging Dell Inspiron and Vostro models. 🌟 Key Benefits High Capacity: 4400mAh at 11.1V for longer unplugged productivity. Perfect Compatibility: Designed for Dell Inspiron 1520, 1521, 1720 and Vostro 1500, 1700. Certified Safe: CE and RoHS compliant; includes overcharge, overheat, and short‑circuit protection. Durable Build: Reliable performance across up to 500 recharge cycles. Easy Installation: Drop‑in replacement with no tools required. 12‑Month Warranty: Hassle‑free support and peace of mind. 📋 Technical Specifications Feature Details Battery Type Lithium‑Ion Voltage 11.1V Capacity 4400mAh Cells 6‑Cell Certifications CE, RoHS Protections Overcharge, Overheat, Short‑circuit SKU ABT‑DL1520 Warranty 12 months 💻 Compatible Dell Laptop Models Dell Inspiron 1520 Dell Inspiron 1521 Dell Inspiron 1720 Dell Vostro 1500 Dell Vostro 1700 🔑 Compatible Part Numbers W280, 0UW280, NR239, 312‑0589, 451‑10477, FK890, GK476, GK479, 312‑0504, 312‑0575, 312‑0576, 312‑0590, 312‑0594, FP282. 🛠 Installation & Care Tips Power Down: Shut off the laptop and unplug the charger. Replace Battery: Remove the old battery and insert the Astrum ABT‑DL1520 until it clicks securely. Initial Charge: Charge fully before first use to calibrate performance. Battery Care: Avoid extreme heat; perform occasional full discharge cycles for optimal lifespan. 📦 Package Includes 1 × Astrum ABT‑DL1520 11.1V 4400mAh Battery 1 × User Manual with Safety Guidelines