The BTI notebook battery from Battery Technology offers a powerful and reliable power solution for Dell notebook users. With a robust 3680 mAh capacity and 42 Wh of energy, this 3-cell lithium-ion battery provides extended usage time and reliable charge retention, making it an essential accessory for on-the-go productivity and entertainment. Engineered to match Dell's OEM specifications, it ensures seamless compatibility and optimal performance, giving you peace of mind that your device is powered by a quality battery. Whether you're working from a café or traveling, this battery is designed to meet the demands of your lifestyle, ensuring your notebook remains powered when you need it most.