The (2) Original Black & Decker Lithium Battery w/Charger 20 V Max LBXR2020 is a high-quality power tool accessory designed for use in various tools and workshop equipment. With a lithium-ion battery technology and a capacity of 2.0AH, this battery provides reliable and long-lasting power for your tools. The sleek black color and model number LBXR20 LBX20 make it easy to identify and compatible with Black & Decker tools. This battery is a reliable and efficient choice for all your power tool needs.