5B10N82213 - Lenovo Laptop RTC CMOS Battery - Genuine

This Lenovo Laptop RTC CMOS Battery (5B10N82213) is a genuine part designed specifically for Lenovo laptops. It's responsible for powering the laptop's Real-Time Clock (RTC), ensuring that time and date settings are maintained even when the device is powered off. Also known as a "RTC battery" or a "CMOS battery," this component is crucial for preserving system settings.

If you notice that your laptop's date and time are frequently incorrect, or if it struggles to remember BIOS settings between reboots, this could indicate that the RTC CMOS Battery is failing and may need replacement.

Before purchasing, always check your laptop's model number to ensure compatibility with this battery.

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