Discover the power of uninterrupted productivity with the BTI notebook battery, a reliable power source for your Lenovo device. This battery is designed to meet the needs of busy professionals and students, offering a substantial 4420 mAh capacity and 51 Wh of power to keep your notebook running longer. With its lithium-ion technology, it provides efficient charging and discharging, ensuring your device is ready whenever you need it. The battery's 11.55 V output delivers consistent performance, powering your notebook through demanding tasks without faltering. It's also engineered to be compatible with a wide range of Lenovo models, making it a versatile choice for many users. Safety and reliability are paramount, as evidenced by its UKCA compliance, ensuring that it meets high standards for quality and performance. Whether you're working from a café, studying in the library, or traveling for business, this notebook battery from Battery Technology ensures your device stays powered up and ready to go.