5B10W13978 Lenovo RTC CMOS battery, 3V voltage, CR2016 type, 2-pin connectivity, compatible with various Lenovo ThinkPad models. FRU5B10W13978, 1037938 UN3090 - Lithium METAL RTC CMOS battery, 3V voltage, CR2016 type, 2-pin connectivity, compatible with various Lenovo ThinkPad models.Ensure smooth operation and reliable performance of your Lenovo ThinkPad with the RTC CMOS Battery specifically designed for various models including the ThinkPad X1 Yoga and ThinkPad X1 Carbon series. This CR2016 battery maintains vital BIOS settings and ensures accurate Real-Time Clock functionality, essential for any data-intensive environment or business applications.With a stable 3V voltage and a user-friendly 2-pin, 2-wire connectivity, replacing your old or depleted CMOS battery is a quick and easy process. Designed for seamless compatibility with your devices, it helps prevent boot failures and system instability, ensuring consistent productivity.As part of Lenovo's acclaimed lineup of dependable computing solutions, this RTC CMOS Battery is manufactured to meet strict quality standards for performance and longevity. Choose EET, your go-to IT parts distributor, to access authentic Lenovo components and invaluable support with every purchase.