CoolGo NEW Laptop Battery for IBM 42t4566 42t4569 Thinkpad R60 T60 T61 T61p r61 r61i r61e 6-cell 5200mAh 56WH 10.8V Battery type: Li-ion; Capacity: 5200mAh/56WH; Cells: 6-cell; Voltage: 10.8V. CE-/FCC-/RoHS-Certified for safety. 24 x 7 email support, 12-month hassle-free warranty. Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. The actual operation time will depend on how much electricity is required by the device and how you use it. Please make sure that the battery part numbers listed in the description matches the battery part number on your original battery before you purchase.