General InformationV7's high-quality replacement notebook batteries are made from the highest-quality cells available and incorporate all of the standard logic boards, thermal protectors, thermistors, and circuit breakers to ensure maximum levels of safety, reliability and efficiency. V7's wide selection is compatible with top-line products from all major manufacturers and meets or exceeds original OEM specifications to provide longer-lasting quality.Battery InformationApplication/Usage: NotebookBattery Rechargeable: YesBattery Size: Proprietary Battery SizeBattery Chemistry: Lithium Ion (Li-Ion)Battery Capacity: 5200 mAhOutput Voltage: 10.8 V DCPhysical CharacteristicsWeight (Approximate): 2 lbMiscellaneousCompatible to OEM Part Number: 45N1145 45N1147 45N1149 57+ 0C52863 Compatibility: Lenovo/IBM ThinkPad Notebooks: L440 L540 T440P T4750P T540 T540P W540 W541 Environmentally Friendly: YesEnvironmental Certification: RoHSEnvironmental Certification: WEEEWarrantyLimited Warranty: 1 Year

General InformationV7's high-quality replacement notebook batteries are made from the highest-quality cells available and incorporate all of the standard logic boards, thermal protectors, thermistors, and circuit breakers to ensure maximum levels of safety, reliability and efficiency. V7's wide selection is compatible with top-line products from all major manufacturers and meets or exceeds original OEM specifications to provide longer-lasting quality.Battery InformationApplication/Usage: NotebookBattery Rechargeable: YesBattery Size: Proprietary Battery SizeBattery Chemistry: Lithium Ion (Li-Ion)Battery Capacity: 5200 mAhOutput Voltage: 10.8 V DCPhysical CharacteristicsWeight (Approximate): 2 lbMiscellaneousCompatible to OEM Part Number: 45N1145 45N1147 45N1149 57+ 0C52863 Compatibility: Lenovo/IBM ThinkPad Notebooks: L440 L540 T440P T4750P T540 T540P W540 W541 Environmentally Friendly: YesEnvironmental Certification: RoHSEnvironmental Certification: WEEEWarrantyLimited Warranty: 1 Year