Black and Decker 20V to Masterforce 20V Battery AdapterThe Black and Decker 20V to Masterforce 20V Battery Adapter is a reliable solution to extend the usefulness of your tools and batteries. With this adapter, you can power your Masterforce 20V and Masterforce Boost 20V tools using Black and Decker 20V lithium batteries, saving money and eliminating the need for duplicate battery systems. Built with durable ABS housing and pure copper connectors, it ensures a stable current and consistent performance for