VGP-BPL5 New original Sony Vaio VGN - TX Series Li-ion Battery 2-636-587-01A spare battery extends usage time for your notebookExtend the life of your battery 1.5x longer than the standard capacity battery. Perfect for lengthy meetings or flights. An additional battery lets you use your notebook for longer when you aren't close to a power source.Battery power gives you the ability to use your computer around the house, in the office and when you travel.Colour Black Power57.72Wh (7.4V/13,000mAh) Weight (approx)1.2 lbs.Dimensions (approx)8.1" (W) x 2.3" (H) x 1.6" (D)Compatible Models:VGN-TX610P/B,VGN-TX630P/B,VGN-TX650P/B,VGN-TX670P/B,VGN-TX670P/W,VGN-TX750P/B,VGN-TX770P/B,VGN-TX770P/T,VGN-TX770P/W,VGN-TX790P/L,