With a VIBRANT Laptop Battery, you can count on lasting power and reliable performance. No more worrying about your battery draining when you need it most. Detailed information: Voltage: 11.1V Capacity: 4400mAh/49Wh (BATDL06101C) Colour: Black Number of cells: 6 Compatible part number Dell 312-1163,312-1311,312-1324,451-11608,451-11694,451-12048,451-11977,8P3YX,911MD,DHT0W,KJ321,M5Y0X,P8TC7,P9TJ0,PRRRF,YKF0M,T54FJ,T54F3,NHXVW,HCJWT,04NW9,05G67C,8858X,N3X1D,XV2VV,NHXVW,5CGM4,HMYXT,CRT6P,NH6K9 Can be used with the following device(s) Dell Inspiron 14R (5420),Inspiron 14R (7420),Inspiron 15R (5520),Inspiron 15R (7520),Inspiron 17R (5720),Inspiron 17R 5720,Inspiron 17R-5720,Inspiron 17R (7720),Inspiron 5420,Inspiron 7420,Inspiron 5520,Inspiron 7520,Inspiron 5720,Inspiron 7720,Latitude E5420,Latitude E5430,Latitude E5520,Latitude E5530,Latitude E6420,Latitude E6430,Latitude E6530,Latitude E6440,Latitude E6520,Latitude E6540,Vostro 3460,Vostro 3560,Inspiron 15R 5520,Inspiron 15R-5520,Inspiron 17R SE 7720