GATEWAY 200STM LAPTOP LI-ION BATTERY 6500640SpecificationsPart number 6500640 Type Lithium ion Cell Type 103450 x 4 cells Capacity 3,600 mAh Nominal Voltage 7.4 V Charging Voltage 9.0 V Operating Temperature 0 to 60 C Weight 0.45 lbs Dimensions (W x H x D) 8.3 x 0.6 x 1.9 inches