Ensure reliable performance for your Lenovo devices with the CMOS Battery C 81N7. This essential RTC (Real-Time Clock) battery is specifically designed to maintain system time and BIOS settings, ensuring your Lenovo device operates smoothly. It is compatible with various Lenovo models, including the ideapad S340-14API, making it a versatile choice for users needing efficient power continuity. Lenovo is renowned for its quality and innovation in computing technologies, and this CMOS battery continues that legacy by delivering the reliability you expect. Each battery undergoes stringent quality control processes to ensure lasting durability and performance. Trust EET's expertise in providing high-quality Lenovo components, paired with unparalleled customer support, to enhance your IT solutions.