7.5V, 6750mAh, Li-Polymer Battery fits Hp, Spectre 13 Pro Ultrabook, Spectre 13-3000, 50.625WhBattery Fits Models: Spectre 13 Pro Ultrabook, Spectre 13 3000, Spectre 13 3000 Ultrabook, Spectre 13 3000ea, Spectre 13 3000ea Ultrabook, Spectre 13 3000ed, Spectre 13 3000ed Ultrabook, Spectre 13 3000ee, Spectre 13 3000ee Ultrabook, Spectre 13 3001ee Ultrabook, Spectre 13 3001el Ultrabook, Spectre 13 3001en Ultrabook, Spectre 13 3001tu Ultrabook, Spectre 13 3002el Ultrabook, Spectre 13 3002eo Ultrabook, Spectre 13 3002tu Ultrabook, Spectre 13 3003es