How does this battery checker work?

This tool reads key battery data directly from your Windows laptop using built-in system APIs. It shows real-time information like battery wear level, full charge capacity, and the number of charge cycles. No internet connection is needed — just install and get instant battery health insights.

Is it safe to install?

Yes, absolutely. Our battery checker is 100% safe, free from malware, ads, or third-party trackers. It does not collect any personal data and runs locally on your system. We’ve also code-signed the installer for extra security and trust.

Does it support Windows 11?

Yes, the battery checker is fully compatible with Windows 11, as well as Windows 10. It is optimized to work smoothly across modern laptops from all major brands including HP, Dell, Lenovo, Asus, and Acer.

Can it improve battery life?

While the tool itself doesn’t change hardware performance, it helps you monitor and manage your battery usage more effectively. By understanding your battery’s health and wear level, you can take steps to reduce strain and extend your laptop’s overall battery lifespan.