Replacement Dell Studio 1749 battery - Lithium-ion Hi-Quality battery meets or exceeds original manufacturer specifications for Dell Studio 1749 laptop. This Dell Studio 1749 battery is safe with overvoltage, shortcircuit and overcurrent protection and compatible with Dell Studio 1745, Dell Studio 1747, Dell Studio 1749 and so on. Our batteries have 7800mAh and 4400mAh, you can order the suit Dell Studio 1749 battery based on your needs. The Dell Studio 1749 battery is sturdy and well built as it is made from the highest quality parts and first class worksmanship. 30 days money back and one year warranty!