The Lenovo (5B11F38034) Internal Battery is designed to provide reliable power to your device with its advanced 3-cell configuration and operating voltage of 11.52V. This lithium-ion battery offers a substantial capacity of 52.5Wh, ensuring longer usage times between charges. Ideal for Lenovo laptops, this battery is a direct replacement for older or failing batteries, ensuring that you can maintain optimal performance without interruption. Lenovo, a respected leader in technology manufacturing, appeals to professionals and students alike who require dependable, high-quality solutions for their computing needs. This battery's compact design allows for easy installation, making it suitable for both tech-savvy users and those who prefer a straightforward, hassle-free upgrade. Experience the difference in your device's performance with the new Lenovo battery, engineered for efficiency and longevity.