Go to Amazon Sites : br br HP Pavilion G7-1070us Laptop Battery - New TechFuel Professional 9-cell Li-ion Battery br br Extended Capacity Rechargeable Battery - Voltage 108V Capacity 6600mAh71Wh Cells 9-cell Battery Type Li-ion Extended Capacity batteries are larger heavier and will protrude from the bottom of your laptop Please check Product Details for dimensions br Brand new battery constructed with advanced circuit board technology including built-in thermal circuit protection for safety and stability Grade-A cells for faster charging and more efficient power consumption br Precision construction for optimal fit CE and RoHS certification ensures quality safety and peace-of-mind Up to 500 charge cycles over the life of the battery br Friendly and knowledgeable Customer Support Staff available by email or toll-free telephone No risk 30-day money back guarantee 1-year full replacement warranty br Built with quality components and rigorous quality control Operating time will vary depending upon computer settings hardware use etc Generally for every 2000mAh the battery will yield approximately 1 hour of run time