This high-performance starter kit is perfect for power tool enthusiasts who are always on the go. The kit includes batteries and a charger, ensuring that you have a reliable and convenient power source for your tools. The 18V lithium-ion batteries have a capacity of 4 Ah, providing you with long-lasting and efficient power for your projects. The kit is designed for use with Ryobi tools, and the black color adds a sleek touch to your workshop. With its advanced battery technology and reliable construction, this starter kit is a must-have for any power tool owner.