The Craftsman Genuine CMCB101 20V Li-Ion Charger is a reliable and efficient tool accessory designed for charging 20V lithium-ion batteries. With a sleek black color and the ability to charge one battery at a time, this charger is a practical choice for workshops and home use. The Craftsman brand ensures quality and compatibility with a wide range of power tools, making it a trusted option for powering up your tools.