TWB Premium Grade Generic Laptop Battery For Dell Studio 1450 TWB Batteries are the perfect choice that you can make for your computer. Very affordable, The best quality batteries on the market. Long Life durable Battery for your Laptop Product Specification Battery Type : Li-ion Voltage : 11.1V Label Capacity?4400mAh Color: Black Product Type: Battery Condition : Brand New , 'A' grade cells , 100% OEM Compatible Attention: 1.Li-Ion Laptop Battery 10.8V and 11.1V are in common use. 2.Li-Ion Laptop Battery 14.4V and 14.8V are in common use. Compatibility Replace Part Numbers: DELL: 0N996P 0U597P 0U600P 312-4009 H830 N996P P03G P219P U597P W356P Fit Laptop Models: DELL: Studio 1450 Studio 1450n Studio 1457 Studio 1457n Studio 1458 Studio 1458n What's in the box 1 X Laptop Battery