DR. BATTERY Professional Series Replacement Notebook Battery: Dr. Battery Professional Series battery is made of quality materials, top grade battery cells to bring your laptop back to life and maintain your laptop service time. Safety First Criteria: All of Dr. Battery Professional Series batteries have short circuit, overheat, and overload protections to maintain the safety of usage. Condition: New Cell Type: Lithium Polymer Device Voltage: 14.8V Capacity: 3900mAh / 58Wh Warranty: 1 Year This battery is not compatible with Latitude E7450. Compatible Laptop Model: Dell Inspiron: 15 7537 15 7000 7537 15 7537 15 N7737 17 7737 17 7000 7737 17 7000 7746 17 7737 17-7746 7537 7737 7746 N7437 N7537 N7737 N7746 & Dell: M5545D-1828L M5545D-1828S Compatible Original Battery Part Number: 451-BBEO, 62VNH, F7HVR, G4YJM, T2T3J, Y1FGD ** In prevent from purchasing incorrect battery, please compare with your original battery & check the Compatibility at [Specs] below.