About this item

• Model Name:45N1742 Voltage: 11.4V. Capacity: 44Wh 3900mAh. Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. Condition: 100% New; Battery life: More than 1000 cycles.

• COMPATIBLE P/N:45N1740 45N1741 45N1742 45N1743 SB10K12721 00NY639.

• Compatible Laptop Models ：for Lenovo for ThinkPad T550 T550s T560 W550 W550s P50S Type 20CK 20CJ 20FH 20FJ 20E2 Series SB10K12721 00NY639 3ICP/7/61/70 3ICP7/62/6

• NOTE:Please confirm your battery information (use Ctrl + F to search for your battery model or computer model) and computer information before purchasing, especially the appearance of the battery and the direction of the battery interface should be the same as the appearance of our main picture. Since there are many batteries with similar appearance.

• SECURITY AND WARRANTY: Our 45N1742 laptop batteries have passed strict intelligent detection, such as short circuit protection, over voltage protection, discharge protection, over current protection, which is very important for battery’s use cycle and safety. All batteries are equipped with high quality material to ensure good performance. CE, FCC, RoHS certificated