Technical SpecificationsProduct Code : BPS8Battery Type : Li-ionBattery Capacity : 8800mAhBattery Weight : 600gBattery Voltage : 11.1VCell QTY : 12Battery Color : SilverBattery Dimension : 138*78*21mmCompatiblebatterycodesVGP-BPL8VGP-BPL8AVGP-BPS8VGP-BPS8A VGP-BPS8B FitsmachinemodelsVAIO VGN-FZ50BVAIO VGN-FZ70BVAIO VGN-FZ90NSVAIO VGN-FZ90SVAIO VGN-FZ90HSVAIO VGN-FZ15Your Right choice1. professional laptop battery manufacture. 2. Powerful R&D team,best technical support. 3. Battery shell mold through sophisticated design, using high-intensity fire produced eco-friendly materials, the appearance of original equipment batteries to meet the requirements. 4. Using the most advanced power management chip, a combination of safe design, makes our safe and reliable battery in the premise, to achieve the best performance. 5. Batteries factory to be carried out in strict appearance and performance testing to guarantee to customers that have 100 percent yield. 6. Battery through fully computerized refined by advanced technology, lead-free operating system to ensure that the product is not mercury, lead, cadmium and other harmful substances, in full compliance with the requirements of environmental protection. 7. Battery allows you to enjoy life, wonderful moment. 8. Factory directly offer, competitive price. 9. One year warranty. Proper use1. Upon initial use (or after a prolonged storage period) the battery may require two to three charge/discharge cycles before achieving maximum capacity. 2. If the battery will not be used for a month or longer, it’s recommended that it is removed from the device and stored in a cool, dry, clean place at about a 50% capacity level. 3. Leaving a battery in a laptop while using an electrical outlet for long periods of time will keep the battery in a constant stake of charging up and that will reduce the life cycle of the battery.