SpecificationsBattery Type: Li-ion; Voltage: 11.4V; Capacity: 44Wh/3900mAh; Battery life: Up to 500 recharge cycles over the life of the battery.
Compatible Part NumberReplacement for 45N1740 45N1741 45N1742 45N1743 SB10K12721 00NY639 3ICP/7/61/70 3ICP7/62/66 Laptop Battery.
Compatible Laptop ModelsCompatible with Lenovo ThinkPad T550 T550s T560 W550 W550s P50S Series Notebook Battery.
Quality Assurance100% new from manufacturer, every battery has passed factory testing, grade A cells ensure fast charges and low power consumption, built-in circuit protection ensures both safety and stability. CE / FCC / RoHS Certified for safety.
Perfect After-saleWelcome to email us if you have any issues, questions or concerns, we promise to resolve the problem within 24 hours. We guarantee 30 days money-back and 12-month warranty.