The BTI notebook battery, crafted by Battery Technology, is a high-quality power solution for your notebook. It features a robust 3680 mAh capacity and a total energy capacity of 42 Wh, thanks to its efficient 3-cell lithium-ion technology. With a provided voltage of 11.4 V, it's engineered to meet the specific power needs of your device, ensuring that it operates efficiently. This battery is designed as a compatible replacement for the Dell 451-BBZL, ensuring a perfect fit and seamless functionality. Whether you're working from a cafe, in a meeting, or on the move, this battery ensures your notebook stays powered up, so you can continue working without interruption.