DELL 266J9 11.4V 51Wh 3-Cell Notebook Battery For DELL G3 15 (3500), G3 15 (3590),G5 15 (5500), G5 15 (5505), SE 5505, Inspiron 14 5000 (5490) Laptops P/N: 266J9 0M4GWP M4GWP 0PN1VN MV07R W5W19

[Battery Information]: Type: Rechargeable 3 Cell Li-ion Battery, Voltage & Capacity: 11.4V 51Wh 4255mAh [Note]: There are two compatible batteries with different capacity and size: (3 Cell Battery 11.4V 51Wh -- 266J9, 4 Cell Battery 15.2V 68Wh -- MV07R). Please choose the one you are going to buy according to your laptop's original battery. If the new battery is not recognized during initial installation, reinstall and check if the interface is fully connected. Discharge the new battery to 10-20% (not 0%), then charge and cycle 3-4 times to wake up the new battery. [Certified Security]: 100% Brand New from Manufacturer. Overcharge and Overdischarge Circuit Protection; Over-temperature and Short-circuit Protection; Up to 500 recharge cycles. [Package Contents]: 1 pcs Brand New OEM Battery