SpecificationsModel: 5376275P Voltage: 11.4V Capacity: 51.3Wh/4500mAh, Battery type: Li-ion. Also comes with installation tools Compatible Laptop/Notebook Models for Gateway GWTN141-10BK GWTN141-4 GWTN156-5BL Gwtn141-4bl UTL-509068-3S NV-509067-3S Compatible Part Number 5376275P UTL-509068-3S NV-509067-3S Purchasing Note: Due to the complexity of laptop battery models, you may not be able to accurately determine the model you need to purchase,Please open the back cover of the laptop to confirm the original battery model number TipsIf the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected. Run the new battery down to 5% (not 0%), then top up its power and complete 3-4 power cycles to wake up the new battery.