With this BLACK and DECKER LBXR20CK 20V max Lithium Ion battery and charger combination, you have a complete charging solution. Power all our 20V max tools, so you can create a supply of tools that are at the ready when you need them. This is your complete all-in-one charging solution. The 20V max Lithium Ion 1.5Ah battery: always ready and holds charge up to 18 months. Includes: 1) LBXR20 20V max battery, 1) Ls1620 charger.