BTI alt to Battery E6420 E6440 E6540

The Origin Storage BTI notebook battery is a high-quality, durable power solution designed to meet the needs of mobile users. With a robust 5600 mAh capacity and 60 Wh of energy, it provides extended use and reliable performance, thanks to its 6-cell lithium-ion technology. This battery is specifically engineered to match Dell NH6K9 models, ensuring not only a seamless fit but also optimal functionality. Whether you're a professional on the move or a student needing reliability, this notebook battery offers the power you need to keep going without constant recharges.