This powerful 5AH lithium battery from EFCO is a great addition to any tool collection. With 40 volts and 4 LED power indicators, you can easily see how much power you have and how it's being distributed. Its black color and sleek design make it a stylish choice for any DIY project. Made in China, this battery is built with high-quality lithium-ion technology, ensuring long-lasting and reliable performance. Whether you're powering up your tools or running errands around town, this battery is the perfect choice. Don't miss out on the opportunity to upgrade your toolkit with this top-of-the-line EFCO battery.