9 Cells, 10.80V,6600mAh,Li-ion, Replacement Laptop Battery for SONY VAIO VPC-18EC/P, SONY VAIO VGN-AW, VAIO VGN-BZ, VAIO VGN-CS, VAIO VGN-FW, VAIO VGN-NS, VAIO VGN-NW, VAIO VGN-SR, VAIO VPC-B, VAIO VPC-CW, VAIO VPC-F, VAIO VPC-M, VAIO VPC-S, VAIO VPC-Y, VAIO VPC-YA, VAIO VPC-YB Series, Compatible Part Numbers: VGP-BPL13, VGP-BPL21, VGP-BPS13, VGP-BPS13/B, VGP-BPS13/Q, VGP-BPS13A, VGP-BPS13A/B, VGP-BPS13A/Q, VGP-BPS13A/R, VGP-BPS13AB, VGP-BPS13B, VGP-BPS13B/B, VGP-BPS13B/Q, VGP-BPS21, VGP-BPS21B Voltage: 10.80V ///Capacity: 6600mAh Battery Type: Li-ion///Color: Black Dimension: 204.00 x 47.10 x 37.00 mm///Weight: 454 g Condition: New, 1 year warranty! Rate:71 Wh