Dr. Battery&reg; Advanced Pro Series Laptop / Notebook Battery for Gateway NV50A Series (6600mAh / 71Wh)Samsung SDI cell! 60-Day Money Back Guarantee! 2 Year Warranty Type: 10.8 Volt Li-ion Laptop Battery; Capacity: 6600mAh / 71Wh Condition: New 60-Day Money Back Guarantee. 2 Year Warranty Battery utilizes high quality Samsung SDI cells for higher performance longer life and more reliability and it guarentees to meet and/or exceed OEM specification Fast charging. Low power consumption. Built-in protection circuit ensures both safety and stability. The battery will protrude out the (bottom/side) of the laptop and will cause your laptop to sit at an angle. You may not be able to connect to a docking station with the extended battery.