Specifications::<br>1. Battery Type: Replacement Battery<br>2. Type: li-ion<br>3.Voltage: 11.1V<br>4.Capacity:4400-5200,6600-7800mAh<br>5.Color: BLACK<br>6.Warranty: 1 Year<br><br><br>Compatible with part number: (This is not a comprehensive list. Pls be free to contact us if you have any questions.)<br><br> for Dell Y61CV YJNKK fits Latitude E6220 Latitude E6320 RFJMW