5B10W13973 Lenovo Internal lithium-ion battery pack, 57Wh capacity, 15.44V voltage, 4 cells, designed for Lenovo devices. FRU5M1

5B10W13973 Lenovo Internal lithium-ion battery pack, 57Wh capacity, 15.44V voltage, 4 cells, designed for Lenovo devices. FRU5M11B95900 57 Wh Internal lithium-ion battery pack, 57Wh capacity, 15.44V voltage, 4 cells, designed for Lenovo devices. Ensure uninterrupted power for your Lenovo devices with the high-performance internal battery pack. This lithium-polymer battery features a robust capacity of 57Wh, delivering a steady 15.44V output, which guarantees efficient energy management. With four cells packed into a lightweight design of only 216g, this battery provides weight efficiency without sacrificing performance, enabling users to enjoy extended device usage. Designed explicitly for compatibility across a range of Lenovo products, it supports both 15.44V and 14.8V configurations. The meticulously engineered cells ensure reliable operation and safety, reinforcing Lenovo's status as a trusted leader in productivity solutions. Available through this battery comes with a 12-month warranty and expert support, affirming your investment in quality and reliability for your IT setup.